Your heart rate says a lot about how fit you are — or how far you have to go. Learn how heart rate training zones can help you improve your fitness.
Pro athletes aren’t the only ones who can benefit from sports science. Here’s what one writer learned about her strengths and muscle imbalances in the lab.
Will run for…beer, puppies and brunch. Trust us, you’ll want to join one or all of these amazing run clubs across the U.S.
What can you and an elite marathoner have in common? Perfect running form. Here’s how to get faster, stronger and less injury-prone — with each step.
Training for a triathlon or marathon can take six to 12 months. Find out how macrocycle training — aka periodization — can help you reach your goals.
Got basketball on the brain this month? This March Madness-inspired HIIT workout will blast calories and build athleticism in just 16 minutes flat. Ball’s in your court!
Why do athletes cramp up? And can muscle cramps be stopped? Finally, your definitive guide to the causes, prevention and treatment of muscle cramps and spasms.
Break a sweat right in front of your TV with this March Madness workout that challenges you to bust a move for every big play.
Whether it’s chaffing or a black toenail, these exercise badges of honor are the kind we don’t want. Follow these tips to prevent these workout injuries.
Let this guide help you decipher between regular muscle soreness and a pulled muscle. That way, you don’t push yourself too hard and end up sidelined.
Change up your total-body routine with this circuit workout from Switch Playground. You’ll do four mini circuits that torch calories and sculpt head to toe.
Will running on empty turn you into a fat-burning machine? Read on to find out if fasted cardio sessions will lead to greater fat loss and better athletic performance.
Shaving seconds — let alone minutes — off your personal best is no easy feat. But it can be done. Follow these personal record-breaking running tips.
Get more from your workouts with the principle of progressive overload. Learn how to increase demand on your body to build strength, size or endurance.