The Best New Fitness and Recovery Gear of 2023 (So Far)

While Altra is more known for its zero-drop stable of impressive running shoes, this all-new silhouette opens new doors for the brand while bringing tried-and-true features to even more athletes. This AltraFWD Experience retains Altra’s signature FootShape profile for natural toe splaying, complemented by a subtle 4mm heel-to-toe drop for smooth transfers from landing to toe-off.

With this latest generation of the Theragun Pro, Therabody appears to have made it so one massage gun is all you need to treat your physique with an arsenal’s worth of recovery. The all-new Pro Plus features percussive therapy, near infrared light therapy, vibration therapy, heat therapy and breathwork in one (yes, one) single device.

What’s October without a Ghost or two, right? This all-new running shoe from Brooks expands the family with even more underfoot cushioning and protection. Perhaps the most innovative feature across this Ghost Max, however, is the new GlideRoll Rocker midsole geometry for smoother heel-to-toe transitions when pacing through spooky season and beyond.

Zoa is already one of our favorite pre-workouts, but those pesky cans can begin to stack up. Thankfully, Dwayne Johnson and co. have made fueling up a little more sustainable with this powdered offering available in three tasty flavors. We’re partial to the three-tub bundle here, but don’t worry — individual canisters are also on the shelf.

New Exorcist flick got you struggling to catch some Zs? Ritual's latest formula takes aim at slumber time with a unique three-in-one tablet system. In just one capsule, you get staggered doses of melatonin released at different periods to better facilitate falling asleep, sleeping throughout the night and tapering your snooze into the morning.

Garmin makes a damn fine fitness watch, and this Vívoactive 5 is further proof, backed by a brighter-than-ever 1.2-inch AMOLED touchscreen display and up to 11 days of battery life. Choose from 30-plus built-in sports apps across the cost-effective profile, along with pre-loaded animated workouts for a bevy of training options.

Trudging through pumpkin patches and trick-or-treating through neighborhoods can be tough on your joints — as can your normal training regimen — so it's pivotal to recover with the right tools. This impressive, comfortable sleeve from Hydragun combines heat and vibration therapy for the sake of helping alleviate tightness, soreness, stiffness and pain.

Your shoulders need love too, and this innovative Hyperice silhouette can help you regain shoulder mobility, relieve pain and restore your quality of life through its use of contrast therapy. By combining the effects of hot and cold treatment, the Hyperice X Shoulder is designed to reduce swelling and increase blood flow to this pivotal joint.

Made primarily of a fleece-like cotton/polyester blend, Lululemon's comfy oversized hoodie — part of the new, 10-piece Steady State collection — just might be the perfect post-workout athleisure garb for the cooler days ahead. There's a bit more than meets the eye, too, courtesy of hidden media and coin sleeves within the spacious kangaroo pocket.

All day long, do you think of things to add to your running wardrobe but nothing seems to satisfy? Roark’s Run Amok x Black Sabbath collaborative capsule is prime for keeping adrenaline in every autumn run. This technical top’s Lightweight DriRelease Jersey Knit helps keep you cool and dry, too — much more than your last concert tee.

Echelon already makes one of our favorite rowing machines, but this release has us rethinking our entire home gym layouts. A 24-inch HD embedded touchscreen, easy-to-use digital resistance and multi-plane adjustable design make the Strength Pro a heavy hitter for at-home workouts. But the most enticing part? The sturdy frame eliminates the need to anchor into your precious walls.

World Cleanup Day is celebrated yearly in September, and if you need new running shoes, there’s no better way to play your part than with a super-sustainable pair of sneakers from Saucony. The Triumph RFG blends together plant-based dyes in the upper with a 55% corn-based PWRRUN BIO+ midsole foam to help limit the dependence on plastic.

Yes, the brand you trust with yoga mats and apparel is branching further into wellness with a brand-new supplement lineup. We’re partial to this Vitamin-C Glow Shot, which can help bring skin health and heightened vitamin C to your physique ahead of the looming winter, but the brand also offers gel shots for collagen supplementation and immunity boosts, too.

September’s fraught with dips in temperature, so to keep you comfy and covered on those aesthetic fall runs, consider this special collaborative profile from Taylor Stitch and Goruck. Soft and sturdy, this half-zip boasts an impressive merino wool and nylon blend, which is perfect for keeping those morning miles insulated, flexible and funk free.

Coros’s Pace 2 became an industry standard for running watches upon its debut, and now it seems the torch has been passed to this new iteration. A durable design, next-gen GPS, long-lasting battery and a suite of powerful tools, including Breadcrumb Navigation, all come together in a sleek profile that’s ripe with training potential.

Born Primitive may be well-known for its stylish workout apparel, but this all-new cross trainer has the brand vying for dominance in footwear, too. The Savage 1 boasts a streamlined design offering stability in Olympic lifting, flexibility for short-distance runs and a unique tread pattern to stay grounded through it all.

It wouldn’t be fall without a little pumpkin spice, right? Promix’s Vegan Cereal Bars now come in the PSL-inspired flavor, and at just 160 calories with 6 grams of sugar and 11 grams of completely-vegan protein, it’s a better pick for your nutrition than that lengthy coffee shop order.

This comfy yet technical pair of shorts — zippered hand pockets with hidden phone and coin sleeves, locker loop — feature graphics drawn from the Utah Jazz star's own words. It's one of seven unique pieces (including court-ready tanks, jackets and pants) in the Lululemon ambassador's new signature collection.

Therabody’s no stranger to innovation in the recovery space, and this all-new hot, cold and contrast therapy device promises to alleviate any post-workout woes. Using the brand’s proprietary Cryothermal Technology, the RecoveryTherm Cube utilizes optimal temperatures and time limits for consistent, effective results. Choose from the three preset modes and put those aches on ice (or heat, or both).

Need a little plush to help you push through those upcoming trail runs? The Stinson 7 serves as Hoka’s most maximally cushioned profile, perfect for keeping your strides comfortable as you trek through the hills. The brand’s Deep Active Foot Frame and H-Frame technologies also give this wild-looking shoe a locked-in and stable fit ready for any challenging terrain.

Myprotein’s animal-free Whey Forward burst onto the scene last year, earning the praise of many (us included) for its ethical approach to supplementation along with compelling performance and taste. Now, the innovative powder is back with new coffee shop-inspired flavors — Toasted Café Churro, Roasted Chocolate Coconut and Spiced Dirty Chai — all delivering 21g of protein and 4.7g of BCAAs per serving.

We’re already big fans of Vuori’s Kore Shorts, dubbing them the best shorts for yoga disciplines. Well, now that support, style and performance has a little more legroom, literally, with the all-new Kore Jogger silhouette. Perfect for finding your flow or relaxing on rest days, these cozy pants boast a modern athletic fit, built-in liner and more.

Heart rate monitors can be effective tools for tracking your training as efficiently as possible, but anyone that’s worn a chest strap knows the discomfort that can come with the accessory. This all-new option from Coros employs a unique, less obtrusive bicep placement while still delivering accurate metrics.

Got brain fog? Harnessing the power of organic broad-spectrum CBD and natural Lion’s Mane, ReCreate’s Brain Support Gummies promise to help you see, feel and think more completely. More and more athletes are realizing the perks of mushrooms, so if you’re interested in unlocking potential fungi superpowers yourself, these chewables could be the perfect ticket.

Stress can be debilitating, and getting back to a calmer state can sometimes be more troublesome than the stressful experience itself. This innovative handheld targets the vagus nerve, the body’s superhighway connecting the brain and abdomen, stimulating the area to help restore and uplift serotonin and norepinephrine levels. Truvaga may contribute to improved focus and better sleep, too.

R.A.D. continues to make waves in the CrossFit space thanks to its performance-packed training shoes. Now the brand sets its sights on your cardio sessions with the brand-new R-1 running shoe. A tuned SwellFoam N2 midsole is designed for cushioned distance days and fast tempo sessions alike, so expect this shoe to be a prime contender for those daily jaunts and jogs.

Level up your indoor riding experience with these all-new controllers from Zwift. At the touch of a button, you’re able to control your entire experience without taking your hands of the bike. There are even steering and braking controls that lend themselves to even more engaging, immersive training with future modules across the platform.

A plated sneaker that’s a damn fine daily trainer? While most high-energy running shoes of this nature are reserved for tempo work or marathons, here's the goldilocks of the bunch; the Pebax plate provides enough spring to keep your routes speedy yet the Mach X still delivers some plush cushioning underfoot.

Red light therapy has become a trendy performance and recovery option, but oftentimes, the panels are so large that it can only happen at home. This unique wearable can be strapped multiple places on the body for targeted treatment — and it's sweat- and water-resistant, so you can rock it mid-training for even more muscle-boosting perks.

We train to live a better life, and these all-new shorts from Ten Thousand take that notion to heart with a design that’s functional and comfortable. Warp-knit fabric with Proplyo Stretch helps these bottoms retain their shape regardless of your activity, and the 7-inch inseam is sure to look good when powering through a WOD or strolling about town.

Put a little boom(box) in your next workout with this speaker and shaker bottle combo. The 20-ounce Ice Shaker keeps your pre-workout and other mid-training beverages chilled to perfection, while the Bluetooth speakers courtesy of BumpBoxx can stay charged to play for over six hours with a 20-foot range.

Keeping your cold plunge tub filled with ice can be a chore if you’re reliant on bags or those flimsy trays that adorn your freezer. These steel-reinforced silicone molds from Ice Barrel can make extra large ice blocks prime for keeping the waters chilled longer. Plus, they’re reusable and dishwasher safe for plenty of soaks ahead.

Blending style and performance, this tracker boasts seriously impressive features, including the all-new Nightly Skin Temperature Sensing, which reads and monitors how your temperature fluctuates during sleep, and the Work-Rest Guide Training Analysis that tracks your heart rate during workouts to calculate how long to rest between sets for the best possible impact.

TYR dominated the CrossFit world with its CXT-1 Trainers in 2022, and now it appears the brand is looking for more footwear wins with this brand-new silhouette. A Techknit 3D knit upper makes these RNR-1 daily running sneakers breathable, while a SurgeNRG+ foam midsole helps keep every stride comfortable and supported.

These all-new gummies from Focl are prime for getting your mental state in shape this summer. Combining CBD, THC and amino acids in one chewable, Full Spectrum+ gummies can help you achieve mental clarity, enhanced mood and more. After all, a clear head is a great foundation for a well-tuned physique.

Lululemon’s popular shorts just received an upgrade that’s sure to be a hit as the weather warms up. The refreshed Pace Breaker silhouette adds room in the hips and thighs for improved mobility and comfort as well as an ultra-soft inner waistband that sits cozily across the midsection. We’re fans of the linerless cut, but Lululemon revised its lined profile, too.

You know those slip-on clogs you wear around the house and yard? They’re redefining technical outerwear with this unique collaboration. The Satisfy Crocs Classic Clog boasts adventure-ready features, including a neoprene sleeve upper, adjustable shock cord for proper fit and the iconic ventilation ports for improved breathability and water shedding.

Want to upgrade your already robust King Kong gym bag? These dividers introduce even more organization to the profile, eliminating the need to dig through the main compartment to find your gear. Plus, they are flexible enough to accommodate odd-shaped equipment and fold neatly for streamlined storage when not in use.

June is a great month to hit the links, and this golf watch is sure to help you zone in for lower scores. A bright AMOLED touchscreen display keeps readouts handy and visible even in direct sunlight, while the improved virtual caddie tool shows shot dispersion data and suggests a club based on a variety of factors.

Building off the success of Norda’s original trail runner, this all-new 002 profile boasts a lighter 8.78-ounce frame as well as a lower stack height for improved ground feel. The Norda 002 is still tough as nails, though, thanks to a Dyneema upper that’s more than capable of conquering the dust, muck and debris you'll encounter off the beaten path.

Wellcore’s at-home hormone optimization program allows users to quickly test their testosterone levels and tweak their routine to feel their best. Powered by painless blood collection and physician-led consultations; fans can use code GEARVIP to bring the kit home for $49.

Chiseling out that summer bod yet don’t want to alter your walls or doorways with safety anchors? The Burn180 system can be installed in less than 30 seconds on any flat, non-porous surface. This quick install time allows you to get right into heart-pumping, sweat-inducing resistance training across the kit’s impressive lineup of grips, belts and bars.

Running hats can be excellent picks for capping off the perfect workout ensemble, and this offering from Roark and Ciele does style and performance right. Based off Ciele’s top-performing GOCap, this sleek and comfortable soft brim boasts UPF +40 sun protection as well as COOLmatic mesh to keep your noggin feeling and looking cool all month long.

The original Move+ was a favorite of ours for quick, effective recovery, so it’s nice to see Kineon branching out with a new silhouette that addresses some of our previous concerns. Upgraded straps allow for better fitment across various joints, and you can now customize your treatment with options for five-, 10-, 15- and 20-minute sessions.

As the brand’s first expansion into the food and snacking category, Bloom Nutrition Protein Bars offer 15 grams of protein across the four flavors, all under 200 calories per tasty treat. These quick snacks can be the perfect companion to the TikTok-famous brand’s already popular lineup of greens powders, collagen peptides and more.

This highly versatile cable machine from Rep Fitness can be the perfect addition to your home gym or training space with its dual weight stacks each coming in at 187 pounds, and a bevy of attachment options and cable positions. Plus, the FT-3000 Compact Functional Trainer 2.0 is slim enough to fit through a standard doorway, ideal for easy placement and setup.

With a name like that, it’s hard to ignore the advice, right? These new Bubs Naturals drink mixes boast 2,000mg of naturally-sourced electrolytes with a foundation of organic evaporated coconut water powder and other natural ingredients for the perfect blend of sodium and potassium. Keep your frame fueled properly with these packs and take aim at those warmer weather workouts.

One of our favorite trail running shoes from last year just received a facelift, and we can’t wait to hit the hills with this all-new silhouette from Hoka. The Tecton X 2 features an all-new Matryx upper that’s lightweight, breathable and inherently hydrophobic, meaning any puddles or moisture you blaze through won’t leave your feet and socks a sopping mess.

Looking to monitor your weight loss journey with keen insight? This all-new smart scale from Withings provides precise weight and body composition analysis that’s on par with the brand’s other tech-heavy devices. Plus, the new “Eyes Closed Mode” can keep your readings more discreet, replacing the readouts with messages of encouragement and motivation — no more gloom and doom every time you see your totals.

Now’s the perfect time to do a little spring cleaning through your workout wardrobe, too. The Apex 5-Inch Hybrid Shorts can be great for those hot, intense sessions thanks to heat-mapped ventilation for premium breathability while sweat-wicking fabrics allow your lower body to remain cool even when the temps are turned way up in the gym or on the road.

SwimRun has quickly become one of the most popular forms of endurance racing over recent years, and these new kicks can help make the transition from sea to land a seamless endeavor. The Hydra Esc features hydrodynamic lacing and a Bloom foam insole perfect for gliding through the water. Michelin ESC sole grips also give this sleek barefoot runner grippy traction capable of tackling even the most technical trails and routes.

Iwi Life’s omega-3s are harvested from sun-grown algae, and packed with a higher DHA blend to ensure optimal muscle recovery. They’re ripe with chlorophyll and EPA, and provide 1.7 times the absorption of fish, krill and other algae oils. With just two soft gels per day, you can access over 650 mg of true DHA.

Fancy taking a dip post-workout? These new board shorts make the transition from training to relaxation all the more seamless thanks to an an athletic 7.5-inch inseam, mesh pockets for convenient storage and an anti-odor treatment to keep them fresh and ready for those waterside WODs at the beach.

Haven Athletic’s lineup of gym bags are prime for those who take their organization up to RPE 10. This new silhouette features an upright stance and quick-access front pocket, allowing you to see everything in-tote. A 1050D ballistic nylon shell and YKK zippers ensure it'll endure years of hard-nosed circuits.

Ciele's new Performance Run collection carries the comfort and style of its popular running hats over to the rest of your wardrobe. This FSTSinglet boasts reflective details and COOLmatic Plus micro mesh — the same material used in a number of the brand's high-performance caps — for a lightweight, quick-drying aesthetic.

Thinking of adding a lat pulldown machine to your home gym but don’t want to give up the ample space consumed by a power rack? Instead of a pinned stack, this sleek, impressive profile uses Olympic weight plates for resistance — up to 450 pounds! You can also perform curls, low rows and more.

One of our favorite wallet-friendly running shoes got a little facelift. The new Floatride Energy 5 features X-Plate Torsional Support for increased stability in the midfoot, while the revamped Speed Shift upper lends to a breathable, cozy fit. Of course, Floatride Energy Foam in the midsole continues to deliver comfort and energy return.

Blooming cherry blossoms are a harbinger of spring, and this all-new flavor offering from Celsius is right on time. Featuring a crisp, refreshing blend of green apple and cherry notes, seven essential vitamins and zero sugar, this energy drink can help fuel gym and everyday activities throughout the month.

For those April days when the winter temps linger, this technical vest could be a worthwhile wardrobe option. An insulated front panel helps your core remain warm during chillier jaunts around town, and the water- and wind-resistant four-way stretch fabric can keep up with all your movements, no matter the forecast.

Designed for all-day wear, this compression sleeve from Therabody boasts vibration tech powered by the brand’s all-new QX-Micro Motors. The tech pairs with the germanium-infused yarn of the machine-washable FlowKnit fabric for effective relief across your calf that’s less intense than your typical massage gun routine.

If you’re a fan of the barefoot movement, these updated gym shoes from Xero are for you. A wide toe box allows for effective toe splaying, ideal for those big-time lifts, and a grippy outsole and adjustable midfoot tensioning system help ensure each progressive step is as confidently locked in as the last.

For years, sodium bicarbonate has been a trusted endurance supplement for counteracting rising acidity levels in the muscles, but few products have been able to unlock its full capabilities. The first-ever food-graded sodium bicarbonate product, the Bicarb System from Maurten is made up of three physical components and one digital piece. The result? More informed dosage, planning and execution for premier performance in every endeavor.

One of our favorite running watches of last year just received an impressive upgrade. The revamped Forerunner 965 features a vibrant new touchscreen AMOLED display. The lightweight 47mm titanium bezel is also stylish enough for everyday wear, and the battery life impresses. In smartwatch mode, the Forerunner 965 can run for 23 days.

Walking is a great activity with plenty of benefits, but like any other discipline, your gear can make your experiences that much more enjoyable. Featuring a unique constant curvature geometry that accentuates your natural walking stride more so than a high-cushioned pair of running shoes, the Keen WK400s have quickly become the go-to kicks for these less intense training sessions.

Differing from the 90-degree nature of the brand’s original Swissies, these clip-on handles allow for semi-pronated and supinated grip setups, presenting a variety of training opportunities. With an 800-pound holding capacity, they can also be added to barbells for a new take on pulling modalities.

Toe-sleeved socks can be excellent options for those wanting more blister protection, and Injinji has been an industry leader in this area of late. These socks boast the lightest bulk across the brand’s stable, plus a mesh top and COOLMAX EcoMade Fiber construction for premium breathability when pacing through your normal jogs and jaunts.

You probably eschew beer as a go-to pre-workout beverage, but this collab between Athletic Brewing Co. and Austin-based Super Coffee challenges that notion. The all-new Suped Up features a rich, Extra Dark profile made possible through its blend of high-quality coffee and spent brewer’s grains. Available for a limited time, the “world’s first pre-workout brew” also contains 5g of protein.

The Nano lineup is synonymous with in-gym performance, and we’re excited to see this latest iteration boasting a number of quality upgrades. Outside of an all-new Lift and Run Chassis System for versatile support across your varying modalities, the Reebok Nano X3 also comes equipped with a revamped heel shape for better lockdown and comfort, as well as a fresh tread pattern sure to give each step ample grip and durability.

Winter running can be excellent for your cardio, but you need worthwhile gear to combat the challenges of cold temps and slushy roadways. The all-new PeaceShell Pants from Satisfy feature a straight leg fit for a full range of motion (and room to layer) as well as premium water repellency thanks to the EcoRepel Bio soft-shell fabric. There’s even an integrated belt system for locking down that stylish, personalized fit.

Let your walls act as a second set of hands with this innovative release from Symbodi. As the world’s first wall-mounted massage gun, the Vertigun keeps the percussive head in one location as you move your body across its path for more efficient relief and tension release. Plus, the industry-strength airlock mount is portable and can easily hold onto any smooth, non-porous surface for smooth recovery wherever you roam.

Carrying all your necessities when out on a run can be a challenge, but Nathan's all-new Limitless Run Slings give you a good amount of pouch to pack all your go-to's along for the ride. Multiple pockets keep everything tidy and organized, and the main crossbody strap combines with a secondary removable strap for a no-bounce running experience. Plus, the soft flask and hose ensure replenishing hydration is just a sip away.

Thinking of revamping your fitness experience with a new discipline? Give pilates a try, and no reformer is more equipped for today's practice than the Next Gen Pilates Reformer from Reform RX. The digitally-connected experience can be great for athletes wanting to monitor their form and output, and the brand's library of instructor-led workouts can go a long way in rethinking your view of this exhilarating modality.

Reimagine your morning joe with these all-new snacks from ONE Brand. Coffee Shop protein bars come equipped with 65mg of caffeine, great for that morning burst of (much needed) energy. Plus, this tasty treat — available in Caramel Macchiato or Vanilla Latte — can be a quick way to get your body fueled thanks to 20g of protein with just 1g of sugar per bar. Ditch the mug and hit the bar with these delectable munchies.

Target that often overlooked VMO and begin to build impeccable knee strength with some slant board training this month. The all-new Squat Wedge Set from Lifepro showcases a diamond-plated pattern for enhanced grip and build quality with maximum loads up to 600 pounds per platform. The split design allows you to achieve proper width for your personalized stance, and there are multiple sizes available catering to your specific shoe size.

Every once in a while, there comes a marathon shoe that's bound to leave an impact on the sport. It appears 2023 has already gotten that in the Saucony Endorphin Elite, the brand's fastest, lightest, most energy-efficient silhouette to date. With all-new PWRRUN HG foam underfoot for unrivaled springiness as well as a sleek and stylish upper, we predict these racers are sure to pop up more than once across major race day podiums.

Serving as the latest addition to the brand’s Hyperion lineup of fast, lightweight sneakers, the Brooks Hyperion Max boasts a durable outsole and stretch woven upper with 3D Fit Print to cloak your foot in a sock-like aesthetic. Plus, the ride of the Hyperion Max is plenty snappy thanks to the DNA Flash foam midsole, as seen in other silhouettes like the Caldera 6, one of our favorite trail running shoes.

Love him or hate him, it’s hard to ignore Logan Paul’s presence in the zeitgeist. Outside of his podcast and budding pro wrestling career, the internet mogul also shills PRIME Hydration. Recently, the brand took its lineup a step further with the introduction of PRIME Energy, boasting 200mg of caffeine and 300mg of electrolytes in each 12-ounce can at just 10 calories without any added sugar.

It’s safe to say that massage guns have become as prevalent in fitness regimens as quality shaker bottles, but the percussive pounding involved can still be a little intense for newbies. The innovative Prowlr from Dr. Massage features no back-and-forth travel at the massage head, instead using orbital motion to paint away your nagging aches. Three attachments add to the variety of the kneading and sweeping approach designed to mimic the fingers of a masseuse.

If you told us 2023 would bring a reinvention of the wheel, we’d call you crazy. But that’s just what the folks over at ZeroWheel have done with their motorized, interactive, smart version of the traditional ab wheel. The ZeroWheel offers four different modes for training — including assisted workouts for beginners and resistance-based modes for more advanced athletes — plus real-time feedback and progress monitoring with each completed rep.

Gut health has been a popular topic the past few years, trust us, but what about your gut’s connection to your mind? That’s exactly the relationship Heights’ Smart Probiotic aims to target, improving your gut microbiome, mental health and immunity in one complete capsule. Heights’ Smart Probiotic focuses on probiotic strains that specifically impact the connection between the gut and the brain, setting it apart from other probiotics on the market.

Those long outdoor runs in January can call for some extra coverage, but as your routes extend further — or you just hunch your shoulders to bunch up for warmth — your back can get strained and out of alignment. Enter Forme’s all-new Ace Long Sleeve. Forme’s patented technology enables the body to relearn its best alignment spatial sense to keep your back straight, reduce pain and stiffness and elevate performance.

Odds are you’re not too focused on your golf game just yet, but Callaway’s planting the seeds for warmer weather by unveiling its all-new Paradym series of woods and irons. Designed for a complete shift in performance, this lineup boasts many industry firsts. For example, the irons (shown above) feature A.I. face technology applied to a high-strength Forged 455 Face Cup for one of the game’s most powerful iron faces ever.

Sled workouts can be perfect for overall conditioning, strength development and more. The redesigned Tank M1 offers up real-time training data and revamped features like an improved 3-position tow loop bar, a convenient dumbbell cradle option for traction and storage as well as a variety of training levels to target specific power types. The available console option is also capable of tracking up to four athletes at once for personalized feedback.