YOUR ARM WORKOUTS are, more than likely, focused on two very important muscles: the biceps and triceps. These big muscles take up the front and rear of your upper arms, respectively. They're notable ...

Tone arms with 5 standing, no equipment moves after 50. Sculpt triceps and shoulders in 10 minutes a day for 21 days.

How long does it take to build muscle is not, of course, a question with a simple answer, despite what the TikToks or Reels promising to unlock the one thing you need to get big might suggest. In fact ...