Douglas Ebersole, MD is a cardiologist at Watson Clinic LLP in Lakeland, Florida specializing in coronary and structural heart interventions. He is also an avid technical diver, a cave diver, a CCR trimix instructor, and a cardiology consultant for the Divers Alert Network. His medical background and diving experience gives him a unique perspective on diving physiology. Get a glimpse into his TEKDiveUSA talk in this TEKTalk on Patent Foramen Ovale and Decompression Sickness.