Learn how to do a wall sit, and how to get the most out of this versatile isometric exercise with benefits for your core and lower body.

Sounds pretty random, right? Parade asked cardiologists to explain how it works—and their answers were fascinating. “Holding a wall sit isometrically squeezes the big thigh muscle without ...

How Does Wall Sit Lower Blood Pressure? Wall sits are a type of isometric exercise, which involves contracting muscles without moving the joints.