By Neha P. Raukar, M.D., M.S. The first-ever first aid book from the experts at Mayo Clinic, the most trusted name in medicine. Easy-to-follow, step-by-step instructions with more than 40 illustrations: What to do if you’re bitten by a snake or a scorpion How to treat a burn, recognize frostbite or remove a fishhook Help a friend who’s been struck by lightning or a low-hanging tree branch What to pack, prepare, and how to avoid injury in the first place