Building muscle depends on several factors and isn't something that'll happen overnight after just one workout.

Turning 40 is more than just a number for many men. Hangovers from parties tend to last longer, testosterone levels drop, and ...

Men can expect to build 35 to 45 pounds of muscle over their lifetime, and 20 to 25 pounds for women. How easily we build muscle depends on a range of factors, personal trainer Mike Matthews said.

Are you practically living in the gym but still aren't seeing the muscle you want? Here's a hard truth: your workout isn't the problem, your grocery list is. You can't expect to build muscle if you're ...