Hello everyone, I believe there are still many friends who don’t know much about sunbathing and the appropriate length of sunbathing. It doesn’t matter. I will share it with you today. I would like to share the question of sunbathing and the appropriate length of time for sunbathing. The article may be too long. I hope it can help everyone. Let’s take a look below!
Table of contents
- Natural reasons for sunbathing
- When is the best month to sunbathe
- How long is the appropriate time to sunbathe
- How can sunbathing make skin dark and bright
- Explanation of sunbathing terms
- The correct statement about sunbathing
1. Natural reasons for sunbathing
1. Sunbathing refers to irradiating sunlight on the human body according to a certain method, causing a series of physiological and biochemical reactions. The exercise method exposes the skin to the sun\’s ultraviolet rays to produce melanin in the skin and darken it, also known as tanning. However, excessive exposure to the sun can cause sun burns, which are so-called \”sunburns.\”
2. With the development of science and technology, sunbathing is divided into two types: one is natural sunbathing; the other is artificial sunbathing.
2. Which months are the best for sunbathing
Sunbathing can be done in any season Sunbathing exercise should be carried out according to different seasons. Generally, it depends on the cold and heat of the climate. In spring and autumn, it is best to sunbathe between 9 am and 12 am and between 3 and 5 pm. In summer, it is better to do it before 10 am and 5 pm. It should be done after 1:00 p.m.; when the weather is cold in winter, it is best to do it in the courtyard between 11 a.m. and 14 p.m. when it is warm and windless.
3. How long is the appropriate time to sunbathe
When you first sunbathe , each irradiation is enough for 10 minutes, and can be gradually increased to 30 minutes later. Those who sunbathe partially can use umbrellas or sheets to cover them. After each sunbathing, they can take a shower at a temperature of 35 degrees Celsius, and then lie down and rest. General companyContinue for about 20 days
4. How can sunbathing make the skin dark and bright
Do not fall asleep while sunbathing. You should use sunscreen ointment to prevent damage caused by excessive ultraviolet rays, which can make the skin dark and bright. Sunbathing is a method of using sunlight to exercise or prevent and treat chronic diseases. It mainly allows sunlight to irradiate human skin and cause a series of physical and chemical reactions to achieve the purpose of fitness and treatment. The original intention of sunbathing was for health and healing. However, with the changes of the times, tanning became a fashion.
5. Explanation of the term sunbathing
1. Explanation of sunbathing literally That is to shine the sun directly on the child\’s naked body. Its function is nothing more than irradiation with sunlight. First, it promotes blood circulation;
2. Second, through the action of ultraviolet rays in the sun, it promotes 7- Deoxycholesterol generates biologically active vitamin D under the action of liver and kidney activating enzymes.
3. The result will be beneficial to the absorption of calcium, allowing the child\’s bones, teeth, and muscles to develop stronger.
6. The correct statement about sunbathing is
Any object It can radiate infrared rays at a certain temperature. The higher the temperature, the shorter the wavelength of the radiated infrared rays and the stronger the penetrating power. The wavelength of infrared rays in sunlight is very short and can penetrate human tissue to a depth of 3-8 cm. The benefit of sunbathing is that after infrared rays penetrate into tissues, they are absorbed by the human body and converted into heat energy, stimulating blood vessel dilation and increasing blood flow, thereby improving the nutritional status of the skin and tissues, enhancing people\’s appetite, and making people happy.
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