It’s confusing as to when to apply a heat pad or when you should get out the ice pack. Thankfully, the good folks at the Cleveland Clinic have created this handy dandy chart to help figure out what’s best for each situation. As an example
8 Stretches That Can Help Ease the Pain of Sciatica
The Better-Back Workout - Exercises to Relieve Back Pain. I've done some of these poses in my yoga classes. The cat-cow variation with help the best in relieving the pain. The bridge pose will help tighten that core to help prevent more back pain.
Palms - Press On These Points On Your Palms To Combat Diseases