Gretchen Reynolds

Author's Bio

Myth #3: You need to focus on your core

First off, many athletes erroneously cling to the notion that six-pack abs are a sure sign of a strong core. More to the point, it’s unclear whether core-specific training benefits athletic...

Health & Fitness Report 2012

The 10 Biggest Fitness Myths

Do you stretch before going on a run? What about ­after? Do you guzzle electrolytes to stave off muscle cramps? Are you thinking about throwing your running shoes in the trash to go barefoot? Does...

Ibuprofen may make sports pain worse.

Myth #5: Popping ibuprofen prevents soreness

Don’t take ibuprofen unless you have a legitimate injury. Muscle pain is part of the body’s training response, and nothing has been shown to effectively ward it off.

Myth #6: Dehydration hurts ­performance

“Thirst is an exquisitely finely tuned indicator of your body’s actual hydration status,” Dr. Winger says. “Listen to it.”

Myth #8: Long and slow burns more calories

Start sprinkling high-speed intervals into your slow runs. Do hill repeats on your bike. Try to maintain a heart rate at or above 80 percent of your max for about 45 minutes several times a week.

Heal Thyself

Some believe a concentrated injection of your own blood can help heal sports injuries. Does science agree?

Future of Human Performance

Brave New Body

Vascular implants, bionic eyes: a survey of the cutting-edge techniques rebooting human performance.

Future of Human Performance

Brave New Body

Vascular implants, bionic eyes: a survey of the cutting-edge techniques rebooting human performance.

Future of Human Performance

Brave New Body

Vascular implants, bionic eyes: a survey of the cutting-edge techniques rebooting human performance.

Chair

The Stand

The caffeine-free, fully cleansed, take-your-nap, buff-as-hell guide to a whole new you.

Body Cleanse

31 Ways to Better Health

The caffeine-free, fully cleansed, take-your-nap, buff-as-hell guide to a whole new you.

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Biting Back

An infamous mosquito-borne illness once again rears its ugly head

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Talk Dirty to Me

Alison Dunlap's mud-splattered affair with the sport of cyclocross

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