Advantages and disadvantages of sunbathing (Advantages and disadvantages of regular sunbathing)

Introduction The pros and cons of sunbathing (the pros and cons of regular sunbathing). Many girls will “talk about sun fading”, and sunbathing is even positioned as a beauty taboo for women! ! ! However, when we bask in the sun

Advantages and disadvantages of sunbathing (Advantages and disadvantages of regular sunbathing)

Many girls “talk about the color change caused by the sun”, and tanning is even considered a taboo for women's beauty! ! ! However, can sun exposure really cause you many skin problems? Don't worry, listen to me and see what the pros and cons of sunbathing are.

Benefits: Prevent cancer

Plant growth depends on photosynthesis. Without the participation of sunlight, plants with high vitality will droop and be lifeless. For the human body, exposure to sunlight can promote the synthesis of vitamin D. A lack of vitamin D in the human body will increase the incidence of cancer.

Students at the University of California, San Diego, studied and compared the incidence rates of colon cancer in New Mexico and New York, and found that the incidence rate of colon cancer in the latter was three times supterior. From the old. The reason is that daylight hours in New York are much shorter than in New Mexico, which significantly reduces opportunities for basking in the sun.

Calcium supplementation

As mentioned previously, basking in the sun can help the body obtain vitamin D, and vitamin D can promote the absorption and utilization of calcium. calcium through the body and reduce leg cramps caused by calcium deficiency. It can effectively prevent rickets and rickets in infants and young children; it can also effectively prevent and treat osteoporosis and rheumatoid arthritis in middle-aged and elderly people.

Reduce the risk of skin infection

Proper exposure to ultraviolet rays can effectively kill bacteria on the skin surface and improve skin resistance, thereby reducing the risk skin infection.

PreventAnemia

The sun's ultraviolet rays can stimulate bone marrow cells to produce red blood cells, improve hematopoietic function, and effectively prevent anemia.

Improve physical fitness

Exposure to sunlight can strengthen the body's immune function and increase phagocyte activity. The sun's ultraviolet rays have strong sterilizing ability and can help sterilize the human body. Proper exposure to the sun will cause a slight increase in body temperature. As the temperature rises, the body's blood circulation will accelerate and its metabolism will increase, which is very beneficial for improving physical fitness.

Improve sperm quality

Sun exposure improves sexual desire, increases male androgen levels and improves sperm quality. The level of testosterone in human blood will increase with the increase in teneur in vitamin D. Some data shows that an hour of sunlight per day can increase testosterone levels by more than 50%.

And the spleen and stomach

Let the sun bask in the back, which can eliminate the cold of the spleen and stomach and has a good effect on improving digestive function. Someone from the Qing Dynasty pointed out that "the back is yang, and the heart and lungs govern it." Therefore, tanning the back can also dredge the meridians of the back, which is very beneficial for the heart and lungs.

Disadvantages of basking in the sun

There are so many benefits to basking in the sun, friends, don't be greedy for it! The duration of each skin exposure to the sun is best within half an hour. Especially in summer, you should avoid the midday sun, otherwise the scorching sun will burn your skin, which is not worth it. Excessive exposure to the sun can cause the following problems:s.

Exposure to the sun will cause peeling, redness and swelling, and long-term exposure to the sun will increase the risk of skin cancer.

Body temperature rises when you bask in the sun, which can easily lead to heatstroke.

Melanin deposits can cause freckles, sun spots and other skin problems.

Increase the rate of complications of cardiovascular and cerebrovascular diseases.

Accelerate skin aging.

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