Is everything we thought we knew about lactic acid all wrong? Read on for the latest research-backed facts about lactic acid and what really causes muscle soreness.
From Fittest Man on Earth to new father, CrossFit champion Rich Froning talks about his success at the 2014 Games and where he goes from here.
Add some high-intensity interval training to your exercise routine with this quick but effective 20-minute Tabata workout.
What happens when you mix aluminum, fuel, horsepower and strong, fit, adrenaline junkies on a track? You get NHRA Drag Racing.
Move over long, boring gym workouts. These CrossFit workouts are quick, challenging and proven to show results.
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.
Think you’re in tip-top shape? Find out how fit you really are with these fitness tests — from the Marine Corps to the CrossFit pros.
Our favorite health and fitness articles from the week, including the CrossFit Games and a fruit recall.
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.
Blast fat fast with these explosive plyometric exercises. All you need is 20 minutes or less to start transforming your body today.
Stand up paddleboarding isn’t just a leisurely vacation activity. Learn about the growing sport and how its athletes stay in SUP fitness shape.
Go from zero to numerous reps (even sets) of pull-ups with our three-step program. We break the movement down to help your muscle memory and ensure great form.
What’s the best way to start a super workout? A mobility warm-up, that’s what! Tune in to this week’s fitness podcast for your mobility cheat sheet.
Adding weight isn’t the only way to increase exercise difficulty. Learn four other training methods to add a new challenge, build strength, and start seeing results.