Soft robots are only as capable as the artificial muscles that drive them, and for years those muscles have forced a trade-off between strength and flexibility. A new magnetic polymer design is ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When it comes to weightlifting, people hit the gym for a plethora of reasons. Maybe you want to improve ...

A simple yet powerful movement recommended by U.S. fitness experts to fight the effects of prolonged sitting, improve ...

Staying fit at any age combines movement, balanced eating, and good sleep to support body and mind across life stages.

Most of us take proactive steps to keep healthy over the long, cold winter. From vaccines and vitamins to hand washing and proper sleep, it takes some thought and effort to steer clear of the season’s ...

It might be more than you think.

Add Yahoo as a preferred source to see more of our stories on Google. We all know that muscle loss is a natural part of aging. The problem is, it often starts much earlier than we realize. The signs ...

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 ...

Resistance training has two jobs: to make you stronger and to make your muscles bigger. These two jobs are connected since bigger muscles are usually stronger. But they’re not identical. You can get ...

Stronger quadriceps muscles, relative to the hamstrings, may lower the risk of total knee replacement, according to research being presented today at the annual meeting of the Radiological Society of ...