Sun rays
Is a group of electromagnetic waves, a person can see the visible part of them with the naked eye, and this visible part of the radiation consists of a color group is the colors of the spectrum called rainbow.
Benefits of sunlight to the human body
- Sun rays are the most important source of vitamin D3, and this vitamin is one of the most important vitamins needed by the human body and one of the benefits of this vitamin, which is countless that is necessary for the growth of human bones, and the benefits of exposure to the sun is linked to the importance of this vitamin for the body and I will mention some of them in the context of memory benefits The amount that the human body receives from exposure to sunlight.
- Sun rays increase the level of yerotonin called the hormone happiness, and this hormone responsible for the sense of satisfaction, and rid the body of depression, especially if exposure to the sun accompanied by exercise.
- Studies and scientific research have confirmed that exposure to sunlight lowers cholesterol.
- Exposure to sunlight works to prevent diabetes.
- Sun rays work on the prevention of Alzheimer’s disease or forgetfulness, which affects the nervous system, which is not known why it happened so far, but scientists suggest that the exposure of humans to the sun reduces the risk of infection with this disease, therefore find that the incidence of the disease is relatively low in the regions Warm.
- Studies have shown that dental injuries proliferate in cold areas.
- Sun rays help soften stiff joints and warm the muscles, which makes you feel comfortable especially from the pain of arthritis.
- Exposure to insufficient and excessive sunlight protects the body from many cancers, especially breast and intestinal cancer, bladder cancer and stomach cancer.
- Moderate exposure to sunlight helps to release melatonin, which increases the ability to conceive and reproduce, and also exposure of pregnant women to the sun to prolong the pregnancy.
- Scientific studies in Turkey have shown that women exposed to sun less than an hour with a daily suspicion delay their menopause by several years, up to nine years.
Damage to sunlight
Many of the benefits of sunlight are being carefully monitored. According to the recommendations, scientists have recommended that the best time for sun exposure is from 8:00 am to 10:00 am and from 4:00 pm to sunset, exposure in these hours to radiation avoids the risk of harmful radiation, Those risks are as follows:
- Damage to the lens of the eye.
- skin cancer.
- Early aging.
- Blow the sun.
- Leather burns.