HERE'S HOW I became an expert on building muscle after 40: I turned 40 (and then 50, but that's a slightly different story). I started paying more attention to the many dishonest ways fitness in ...

Here’s why some muscle groups respond faster (or slower) to strength training—and what you can do about it.

Building muscle isn’t as simple as just lifting heavy things and hoping for the best. Gaining muscle is not so much about what you do, but rather how you do it. The same exercise could be used to ...

Some workouts leave you buzzing, muscles pumping, and energy on high. Others leave you wondering if you made any progress at all. The difference often comes down to more than just the weight on the ...

The intricate regulation of skeletal muscle mass and regeneration involves a network of growth and differentiation factors that orchestrate cellular proliferation, differentiation and repair. Central ...

We all want to know if and how we can come back to form after injury, illness, or a long hiatus. Muscles adapt in response to the environment: They grow when we put in the work and shrink when we stop ...

Once you've found a strength-training routine that works for you and you've committed to doing it two to three times a week, you'll be eager to see results — so when do the noticeably chiseled arms ...

Scientists discovered that lean pork builds muscle more effectively post-workout than high-fat pork, even with identical protein levels. Using advanced tracking techniques, they found that fat content ...

If there’s one nutrient that’s skyrocketed into fame the last few years, it’s protein. The macronutrient has gotten serious attention as a muscle builder and metabolism booster. But between the social ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." HERE'S HOW I became an expert on building muscle after 40: I turned 40 (and then 50, but that's a ...