Snorkeling requires a sound mind and body. Below are some illnesses that, depending on the severity, preclude snorkeling. Please consult with your instructor.
① epilepsy
② Ear illness
③ nose illness
④ bronchial asthma
⑤ tuberculosis or other respiratory illness
⑥ heart disease
⑦ kidney disease
other ailments, high blood pressure, diabetes, highly sensitive allergies.