Sleep restores energy to the body, particularly to the brain and the nervous system. People who are deprived of sleep lose energy and become quick tempered. After two days without sleep they lose concentration. Many mistakes are made even in their ordinary, routine tasks. Anyone who goes without sleep for three days may have great difficulty thinking, seeing and hearing clearly. He may pass through periods of hallucinations.
Month: February 2018
Health Farming: What is the Correct Method of Breathing
Except for certain microorganisms, all living things require oxygen to live. Respiration is the process by which human beings and other living things obtain and use oxygen. It also involves the elimination of carbon dioxide, a gas produced when cells use oxygen. There are three phases : external respiration, internal respiration and cellular respiration. IN external respiration or breathing, a plant or animal takes in oxygen from its environment and releases carbon dioxide. When oxygen is carried to the cells of the organism and carbon dioxide is carried away it is called internal within the cells.
The lungs in a human being are the chief organs of breathing. They are elastic structures in the cavity and each contains millions of small air chambers or sacs. Other structures important in breathing are the chest wall and the diaphragm. The chest wall includes the ribs and the muscles between the ribs. The diaphragm is a dome shaped sheet of muscle that separates the chest cavity from the abdomen. Air enters and leaves the body through the nose and the mouth. The pharynx (back of the nose and mouth), the larynx (voice box) and the trachea (windpipe) are the air passages that connect the nose and mouth with the lungs.
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Health Farming: The Need to Relax
Rest and sleep help overcome fatigue and restore energy to the body. Everyone needs rest and sleep but the amount required differs for each individual. Most adults require about 7 to 81/2 hours at night. Young children may need more sleep at night besides a daytime nap. Everyone often has trouble getting sleep. Insomnia indicates physical or emotional disorders. Rest and relaxation are as important as sleep. After strenuous work, a person may need a period of rest and at others he may require just relaxation or a change of place. Pleasurable and relaxing activities helps the body to shed tension and remain robust.