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

NO ARM DAY WORKOUT is complete without a solid biceps pump. The big arm muscles are one of the most popular points of focus for mass-obsessed gym bros, and for good reason. The biceps take up a prime ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." BUILDING BIG ARMS is no easy feat. Maybe you’ve been lifting for months and are wondering why your arms ...

No time to get to the gym? Prefer to work out at home? You can build impressive shoulders and muscular arms with this ...