Scuba diving is a mode of underwater diving where the diver uses a self-contained breathing system which one uses to breath when under the water. A diver normally relies on the said item so as to breathe. The gas which they carry is normally compressed . As the diver is supplied with enough oxygen the diver has freedom to move around freely under the water.The breath hold divers are unable to last long under the water as man is adapted to living on land and not on water.
Scuba diving can be done for professional purpose and also recreational purpose.Scuba diving can be applied in the field of scientific research, military and for public safety roles. Using under water channel the divers in the military who are known as frog men are able to attack an enemy.
A scuba diver is able to move under the water using the fins which are normally attached to the feet.Using an underwater mask a scuba diver is able to improve the vision under the water. He also uses exposure protection which is enables protection from the surrounding environment. Equipment which enables buoyancy and also related to the reason for diving is also found with a diver. A snorkel is used by a diver when swimming on the ground. A scuba diver is normally trained on the procedure and the skills required for diving and are certified upon completion by their instructor. An instructor is certified by and affiliated to the diver certification organization.
In order to start training on Scuba diving one must have the required standard of fitness and also good health. Good health is also a factor they consider. The factors that affect diving include, the environment, the equipment and the behavior of the diver.Underwater environment at times can impose severe physical and also psychological stress on a diver and at times the diver is unable to control it.
The apparatus used in diving should be capable of enabling a diver to operate and also to control them at times. Also diving kit should offer short term survival to the diver. The performance of a diver mainly depends on the skills learned and also the communication between the members of the diving group. sufficient level of communication determines success in any organization. Under water is unsuitable for humans this makes is hard for the body. They are faced by great risks which involve health risks as the conditions under water are unsuitable and some divers go to the extent of reaching the deep sea.