Discover the benefits that DMSO can bring to your first-aid kit, from safely soothing headaches to easing arthritis pain, in this easy-to-use, fact-filled handbook.This science-backed guide will help you understand how DMSO works, why it works, and the many ways you can harness its power to heal your aches, pains, and other ailments, all in an easy-to-read and friendly way. DMSO (dimethyl sulfoxide) is a natural substance that comes from wood, and, when applied topically, can offer a host of pa ...