David Charash is a Dive Medicine Physician, Board Certified in Undersea and Hyperbaric Medicine and Emergency Medicine. He is the Principal at Dive Medicine and Hyperbaric Consultants LLC. As a consultant he has worked with Recreational, Technical, Scientific, Commercial , Public Safety and Military Divers. He has lectured Locally, Nationally and Internationally on topics of Dive Medicine, Dive Safety, and Dive Technology. He has expertise in clinical Hyperbaric Medicine, Expedition Medicine, and Medical Fitness of the Scuba Diver as well as Management of Critical injuries in Diving. Dr Charash is a DAN Referral Physician, DAN Instructor, as well as Recreational Scuba Diver.