Breathing training can be divided into inhalation training and exhalation training: inhalation is an active process, which requires active contraction to enlarge the chest cavity and reduce the pressure in the lung; When the lung pressure is lower than atmospheric pressure, air will be sucked into the lungs. Exhale wit is the same as inhale because of the pressure difference, but exhale because the lung pressure is greater than atmospheric pressure. Exhale breathing training is very helpful to the efficiency of gas exchange in the body.

Balloon blowing is a kind of deep breathing exercise, which can increase people's vital capacity, promote metabolism, consume energy and fat, and play a role in slimming.

Operation method:

Choose a big balloon, blow it 3 times a day, 5- 10 times each time, and then gradually increase the blowing volume, whichever is the balloon.

Principle:

Generally speaking, try to inhale and exhale to form vital capacity, which is related to the height, weight, chest circumference and physique of the human body. Breathing is a chest-expanding exercise. A series of breathing exercises the muscles attached to the chest, which not only increases the vital capacity, but also makes the chest muscles plump and more attractive.