You've all been there: tired and exhausted, you drag your ass out for a run, but a few miles in—BOOM—your pain fades…
Weight-loss surgery has typically been used for one thing alone: to achieve weight-loss, duh. But a new study in…
A team of researchers at the University of Colorado in Boulder measured the metabolic burn of a dozen experienced…

We recently learned that women can have orgasms from exercising, and now it seems the pleasures of exercise are even…
“No pain, no gain!” “You’ll never bulk up without supplements.” “Crunches are the key to six-pack abs!” It seems…
This old story — some women have orgasms…at the gym!!! — seems to make the rounds every couple of years, almost…
While there's been anecdotal evidence floating around for a long time that exercise can help women achieve sexual…
Sure, icing your wrists can help you cool down more easily — but could chilling your palms help you lose weight and…
There's a never-ending stream of scientific explanations for obesity. The latest suggests that CO2 contributes to…
iOS: Not motivated to start running? Would it help if you were trying to escape a pack of brain-hungry zombies? If…
If board sports are your thing, but the current weather and conditions aren't ideal for snowboarding, skateboarding,…
We all know how bad sitting all day can be, but most of us don't have the luxury to give up working at a desk for a…
Today an article in The Atlantic discusses "obesogens:" environmental contaminants that some researchers believe are…
There's no shortage of scientific research pointing to exercise being good for you, but if you're just trying to…
A compound in your brain that behaves similarly to pot holds the secret to everyone's fantasy: being able to eat…
Scientists have known for a while that merely walking more can massively decrease the risk of heart disease and type…
Everyone knows exercise is good for you, and studies have previously shown that it can boost learning and even stave…

As ridiculous as it sounds, I completely wore myself out this weekend by performing a series of exercises using a…

Dear Lifehacker,
According to the New York Times, interval training is the lifehacker's shortcut to exercise and…
When we lift free weights we like to take a weight in each hand to keep ourselves nice and balanced, but according…