Is post-workout soreness a badge of honor or a sign of going too hard? Learn everything you need to know about delayed onset muscle soreness, better known as DOMS.
You’ve thought it before: I’m too slow. I’m undertrained. I’m not going to hit my race goal. Here’s how to fight the negative self-talk and start running your best — for you.
Stand up paddleboarding isn’t just a leisurely vacation activity. Learn about the growing sport and how its athletes stay in SUP fitness shape.
Want to improve your swimming form, breathing technique and confidence in the pool? Follow these expert tips and get a great swimming workout too!
Sick of your standard running routes or boring treadmill? Fall is the perfect time to take your runs off-road and into the great outdoors. Read on for essential trail running tips.
When it’s time to build your running mileage, is the 10 Percent Rule your best guide? Find out when less — or more! — might be the smarter choice for you.
Cycling can be an enjoyable sport, that is, if your bike fits you properly. Learn what goes into a professional bike fitting and how it can benefit any cyclist.
Not sure how to prepare for your first running race? These training, nutrition and day-of tips will help you have a stress-free experience, from start to finish.
Tone It Up’s Karena and Katrina share tips on how to get bikini ready for summer and what to expect from their first line of sunglasses with Oakley.
The 2008 Fittest Man on Earth and 5th place finisher in the 2009 CrossFit Games, Jason Khalipa knows a tough workout when he sees one. Here’s his hardest.
Tired of being cooped up inside? This summer, take these three HIIT workouts directly to the beach — no equipment required.
Winning doesn’t come easy, but this formula will set you up for success. From losing 10 pounds to crushing your first half-marathon, JC Deen shares his foolproof plan for reaching any fitness goal.
Find out which common stretches you’re doing wrong and how to fix your form for big leaps in flexibility.
Whether or not you plan to hop on a surf board this summer, you can still build a lean, toned physique. Read on for apps, tools and workouts that will help get you in surfing shape.