Scuba Art Is There An Art To Taken Breaths While Scuba Diving?

Is there an art to taken breaths while scuba diving? - scuba art

when diving, because he much air as breathing air by the rate of respiration? occurs at a rate that is to be normal from the water, such as breathing each day? or you need to control your breathing and hold your breath before inhaling again? is a person who is afraid of deep water or to use more air than a normal diver? Finally, what is a rebreather is the difference with the air cylinder diving? and if the method that gives more time under water?