Trainers share five proven moves to firm triceps and shoulders. Build definition and reduce arm jiggle with clear tips.

Forearm training often gets overlooked, but adding targeted exercises are crucial for building a balanced, strong upper-body.

Forget arm day. According to Mike Israetel, it may be time to retire the classic bicep and tricep workout. His argument? There are smarter ways to build your arms without dedicating a whole session to ...