muscle
How to Lose Weight and Get Back in Shape
A personal trainer explains why you don’t need a detox, a fad diet, or a boutique workout to burn fat and build muscle.
This Is the Effect Working Out Has on Your Bones
How active you are as a kid affects your bones forever.
Some Women Marathoners Run Faster After Giving Birth
The idea of a post-pregnancy performance bump gets passed around among elite female runners. But does it really exist?
We Looked Into Whether Having Sex Affects Your Athletic Performance
Some coaches tell their athletes to avoid having sex before a big game.
Some CrossFit Gyms Feature Pictures of These Puking, Bleeding Clowns
Only the most dedicated CrossFitters will recall 'Uncle Rhabdo' and 'Pukie.'
CrossFit Is a Home for Queer People Like Me
This week a high-ranking employee made homophobic statements, but the organization on the whole has shown itself to be an ally.
What to Know About Taking Bodybuilding Supplements
Hardcore muscle-building powders are poorly studied and could contain risky hormones or steroids.
Does Cryotherapy Actually Help Your Muscles Recover?
There’s hardly any evidence that freezing your body helps muscles recover.
People Are Paying to Work Out in Cold Temperatures
Could working out in cold weather actually be good for you?
Why Breakups Motivate People to Get in Shape
Wanting a revenge body may say a lot about your personality.
The Little-Known Advantages of Being an Older Athlete
The way athletes like Roger Federer and Tom Brady think can help explain why they remain dominant.