Experts say the secret to feeling strong in the long term is to focus less on the size of a muscle and more on what it can ...

It might be more than you think.

Being 50 (and up) just so happens to be a world of possibility for physical fitness. People in their 50s and beyond are crushing workouts and making fitness gains, and you yourself might be wondering ...

Some of the best muscle-building foods include protein-rich chicken, salmon, and lentils. You can pair dietary changes with ...

If you don’t use it, you lose it. That’s common wisdom, backed up by science, about what happens to aging muscles. And if your goal is to lose weight – whether you have obesity or a few pounds to drop ...

An elite bodybuilder said he uses an exercise technique called slow negatives to build more muscle. Also called eccentric reps, negatives can help optimize gains by putting more tension on the muscle.

There's a lot of talk about lean muscle compared to bulk muscle, but experts say it's not worth differentiating the two. Learn why.

Whether you want to achieve or avoid a muscular look, you should know how muscle changes your body for the better. Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health ...

Not taking enough rest days can mess with results, FYI.

Just put in a good effort and do it regularly.

Dr Nick Fuller works for the University of Sydney and has received external funding for projects relating to the treatment of overweight and obesity. He is the author and founder of the Interval ...

If you've let your workout routine slide, the first time back in the gym can be a humbling experience. Your shoulders quake and quads tremble at what were once easy lifts. Luckily, research suggests ...