Here’s a primer on some of the most popular styles, followed by a big caveat.

Karen Justi is, admittedly, not a comedian, but she had an entire room full of people laughing Thursday morning, Jan. 30.

Yoga can help relieve sciatica pain and even prevent it from returning, as it helps improve spinal alignment and release tension. Here are the poses that help the most.

"Barre class is a workout technique inspired by elements of ballet, yoga, and Pilates," says DiGiorgio. "It focuses on low-impact, high-intensity movements designed to strengthen your body in ways ...