David Corenswet ate 4,500 calories a day and gained 40 pounds to bulk up for Superman. While Corenswet’s diet matched his training, a dietitian shares how this may not be sustainable for most.

Fitness expert Lia Bartha explains whether Pilates or strength training is best for women 50+ seeking longevity, strength, ...

The Best and Worst Chest Exercises, According to a Trainer originally appeared on Men's Fitness. Chest day is sacred. But if ...

Walking activates your slow-twitch muscle fibers, which build muscular endurance and resistance to fatigue, as opposed to ...

Stronger arms after 40? A celebrity trainer explains how to do it right—no ego lifting, just smarter full-body training.

Catch up on Tyron Smith’s early months of retirement, including his work with a fellow first-round Cowboys left tackle.

Many people still believe that building muscle means living at the gym and constantly training. Fresh evidence shows it's ...

Sarcopenic obesity, a hidden condition affecting people over 40, causes muscle loss and fat gain without major weight changes ...

Non-alcoholic fatty liver disease (NAFLD) is increasingly common due to sedentary lifestyles and poor dietary habits. Here ...

"You can also preserve muscle mass by strength training twice a day with resistance bands or light weights. Other things you ...