10 reasons to go swimming.
Among all modern sports, swimming is the most harmonious and safe, and that is why it is classified as a means of health improvement that effectively works for any age.
Even in ancient India, 10 reasons for which a person should engage in swimming were named: vigor of the body, clarity of thinking, health, freshness, physical strength, purity, beauty, youth, even skin tone and female attention.
Since the density of air is much less than the density of water, a person can be in the water in a horizontal position almost completely relaxed. In addition, water is 30 times more thermally conductive than air, so the body expends a lot more energy, even with small loads. It is estimated that a person who is in water with a temperature of 24-25 degrees for only 3-4 minutes, the metabolism increases by 50-70%, and the energy consumption in water is about 2 times higher than the energy consumption in the air when performing the same exercises … Therefore, swimming will be especially effective for overweight people. With the improvement of swimming technique, the speed will also increase, and, accordingly, the effectiveness of the classes will increase.
The beneficial effect of swimming on performance and health is confirmed by physicians who have studied the functionality of the systems of the human body during exercise in water.
First of all, the development and strengthening of the respiratory system is observed, since the vital capacity of the lungs increases, and an increase in ventilation improves all respiratory functions. As a result, the mobility and volume of the chest increases, the muscle corset is strengthened.
The effect on the circulatory system and the autonomic function of the body is through the hydromassage of the skin that occurs during movement. Like a regular massage, this massage increases blood circulation and stimulates the cardiovascular system.
Since when you are in the water in a relaxed state, much less pressure is felt on the spinal column, this improves posture, and often significantly relieves back pain, relieves the spasmodic state of the back muscles.
Water has always had a calming effect on the nervous system, relieving stressful situations and fatigue during mental activity stimulates the brain as a whole and ensures the mobility of nervous processes.
The body as a whole is hardened.