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How do you do plyometrics? What the heck is lactic acid? We've defined the most confusing fitness terms out there.
You already know to get protein in your system ASAP, but these healthy habits will maximize post-perspiration moments.
We asked an expert whether using protein powder after its expiration date is okay, or if it's smarter to toss it.
Exercise + friends = a powerful combo. Find out why!
If you've given up your gym membership for a booking service, find out how to make the most out of each studio experience.
Afterburn is not a myth! Learn how to harness the power of science to melt fat.
This model is about to hit the 9-month mark. So how are these abs possible? A prenatal fitness expert and ob-gyn weigh in.
Yes, you can overdo it in the gym. Would you recognize the signs telling you that you need to take a break?
What you're doing in the shower may be more harmful than you think!
No more excuses! These science-backed tips guarantee you'll make breaking a sweat a priority.
Science says forgiving your foes can make you a better person—in the gym, at least.
With a little planning, leaving your desk for a workout won't add more stress to your schedule.
Here's how to tell if you need more of it.
Not only can you rock the bump while rocking out in the gym—you should.
When it's cold, you may drink less water—but you're putting yourself at risk of dehydration-induced headaches, fatigue, and more. Here’s help.
Maximize your workout time with these research- and expert-backed strategies from the new book 20 Pounds Younger.
These 2015 goals have nothing to do with weight loss.
Because drinking champagne and watching the ball drop are so 2014.
Set the right goals and you'll run faster, train smarter, and have more fun hitting the pavement this year.