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. In order to breathe the Scuba diver relies of the self-contained breathing system. 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. Breath hold divers are unable to move around freely as man is adapted to living on land thus cannot hold sufficient breath.
Scuba diving can be done for professional purpose and also recreational purpose.It can also be applied in the field of scientific, military and also in public safety roles. The divers who are in the military they are known as frogmen or attack swimmers are used to stack an enemy using under water channel.
Using the fins attached to the feet a scuba diver is able to move under the water. So as to improve vision under the water a scuba diver uses a mask. In order to protect himselfherself from external environment a Scuba diver uses exposure protection. A diver should have the equipment for the reason of diving and also the equipment which makes it controls buoyancy. 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.Also the person must be in good health. When one is diving it normally depends on four factors which include the environment, the equipment, behavior of the diver and also the performance of the dive team. When one is under the water this environment causes certain physical and also psychological stress to the diver.
The scuba apparatus enables a diver to operate and also control them underwater for limited periods. The diver should be offered short term survival by the apparatus. The performance of a diver mainly depends on the skills learned and also the communication between the members of the diving group. For any group to succeed the level of communication should be sufficient. Many risks are there in diving as the body performs in areas not suitable for Humans. 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.