What are the benefits of sunbathing for the elderly in winter? The so-called sunbathing is to expose the skin to the sun directly. The sunlight that works on the human body is mainly infrared and ultraviolet rays invisible to the naked eye. Among them, infrared accounts for about 60. It can pass through the skin to the subcutaneous tissue, play a heating role, expand and thicken blood vessels, accelerate blood circulation, promote blood circulation, improve hematopoietic function, enhance red blood cells, hemoglobin and anti disease antibodies, and promote the metabolism of the whole body.
It can promote calcium and phosphorus metabolism. Ultraviolet light can convert ergosterol in the skin into vitamin D, which can promote the absorption of calcium and phosphorus. Calcium and phosphorus are the main components of bone. Lack of calcium and phosphorus will lead to osteoporosis, chondrosis or rickets. Therefore, sunbathing helps to prevent and slow down the occurrence and development of osteoporosis in the middle-aged and elderly.
It can promote the regulation function. Regular sunbathing can improve the flexibility of the thermoregulation center and increase the heat resistance of the body. Ultraviolet can also increase the subcutaneous melanin and darken the skin. It can better absorb heat energy, stimulate sweat glands to secrete sweat and dissipate heat, protect deep tissues from overheating and enhance the barrier protection of the skin.
It has the function of disinfection and sterilization. Ultraviolet light can coagulate the protein on the surface of bacteria and has a strong bactericidal effect. Generally, bacteria can die in direct sunlight for dozens of minutes. Regular sunbathing can kill bacteria on clothes and skin and effectively prevent skin diseases such as furuncle, folliculitis and prickly heat.
When sunbathing, it is best to start when the light is weak in the morning to gradually enhance the light intensity and let the skin have an adaptation process. Exposure to the sun for a long time in summer is also harmful to the body, and some can also induce skin cancer. When sunbathing in strong light, it is best to wear sunglasses to protect your eyes.
After reading the above content, we should have some understanding of the benefits of sunbathing for the elderly in winter. More topics about sunbathing for the elderly will be introduced in the next article. Welcome to check. Wish you a happy life!