Video answer: How to not float up when swimming under water. (have more fun diving in the pool)
Top best answers to the question «Why can t you go straight up when diving»
Decompression sickness: Often called "the bends," decompression sickness happens when a scuba diver ascends too quickly. Divers breathe compressed air that contains nitrogen. At higher pressure under water, the nitrogen gas goes into the body's tissues.
Video answer: Regular people get tricked into olympic high diving