Diving is an underwater activity designed for exploration, scientific observation or recreation. Due to its inherent danger, diving requires extensive training and certification before participants are permitted to dive without supervision. Diving continues to draw people with its beauty and fascination of underwater life. Scuba diving provides an excellent workout, strengthening muscles and burning calories; its peaceful environment may also promote positive emotions that promote well-being. Divers enjoy diving for numerous reasons and its popularity is quickly expanding around the world. There are five primary forms of diving: free diving – which is both oldest and most prevalent; scuba diving with fins (using breathing apparatus to move through water); constant…