Regular resistance training that engages your shoulder muscles—primarily your deltoids, the rounded muscles that cover your shoulder joint—can help you remain functionally fit and avoid painful ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Your shoulders are an ...

Diplo walks through a travel-friendly mobility and core session he uses on the road, with practical tips for layovers and airport gyms. He demos a bench-based "Kate Moss" sequence and rows, L-sits on ...

Fun fact: The shoulder joint is the most flexible joint in the body because of its ball-and-socket structure, which allows for a wide range of movements. Shoulder mobility exercises and stretches can ...

CrossFit is an example of a workout which focuses on functional fitness. Kjetil Kolbjornsrud/ Shutterstock What’s the best type of exercise you can do for your health? The answer seems to change every ...

There are so many reasons to exercise: aesthetics, athletic ability, even mental health. As you age, one motivation often distinguishes itself above others: functionality. When you get older, muscles ...

Sudden unexpected infant deaths now drive over a third of the Black-white infant mortality gap, a JAMA study shows. Safe sleep steps inside. Novo Nordisk Licenses Experimental Once-Weekly Obesity Pill ...