If you’re training at a full gym with lots of equipment, you may see a rack full of weights that resemble barbells, except they’re shorter with several bends in the middle. This is called a curl bar — ...

Choosing the right equipment can transform your arm workouts. The curl bar stands out as one of the most effective and joint-friendly tools for building biceps safely and efficiently.

Hop into any barre class and your muscles will quickly start to feel it: As you pulse to the beat of the booming playlist, it’s pretty darn common to get “the shakes,” where your body starts trembling ...