This week, Allison Chopra, a personal trainer and owner of Urban Fitness Studio, shows us how to use a foam roller to help ease knee pain. “Foam rolling” the IT band—the ligament on the outside of the leg that runs between the knee and the hip—is a great way to gain mobility and alleviate pain before exercising.

Looking for more? Here are past exercises! New ones will be posted every Monday.

Video by Lynae Sowinski