How to Get Rid of Insomnia, Headaches and Back Pain. Yoga really is an amazing way to stay fit, clear your mind, and improve your health. Whether its back pain, insomnia, headaches, or lung problems, there’s a good chance that yoga will help you get rid of it once and for all. Here’s a short workout that can not only be your cure for sleepless and painful nights but also help you achieve your dream body. Get your sportswear on and let’s get it started!