Sun rays
It is a group of electromagnetic waves, which man can see the visible part of it with the naked eye, and this visible part of the rays is distinguished by its formation of a color group that is the colors of the spectrum called the rainbow . [1]
The benefits of sunlight for the human body
Sunlight has many benefits, including the following: [2]
- Sunlight is the most important source of vitamin D3 , and this vitamin is one of the most important vitamins that the human body needs, and one of the countless benefits of this vitamin is that it is necessary for the growth of human bones, and the benefits of exposure to sunlight are related to the importance of this vitamin to the body, which I will mention some of them in a male context of the benefits A bunch that the human body gets from exposure to sunlight.
- The sun's rays increase the level of the substance called the hormone serotonin, and this hormone is responsible for the feeling of satisfaction, and rid the body of depression, especially if exposure to sunlight accompanies exercise.
- Studies and scientific research have confirmed that exposure to sunlight reduces cholesterol.
- Exposure to sunlight helps prevent diabetes.
- The sun's rays work to prevent Alzheimer's disease or forgetfulness, which affects the nervous system, and the reason for its occurrence is not known yet, but scientists believe that exposure to the sun reduces the risk of infection with this disease, so we find that the incidence of this disease is relatively less in regions Warm.
- Studies have shown that dental injuries are more common in cold regions.
- The sun's rays help to soften stiff joints and warm up the muscles, which leads to a feeling of special relief from the pain of arthritis.
- Exposure to adequate and non-excessive sunlight protects the body from many cancers, especially breast and intestine, bladder and stomach cancer.
- Moderate exposure to sunlight helps to secrete the hormone melatonin, which increases the ability to conceive and conceive, and also expose pregnant women to sunlight prolongs pregnancy.
- Scientific studies conducted in Turkey have shown that women who are exposed to the sun for less than an hour on a daily basis delay their menopause for several years, up to nine years.
Sun damage
These many benefits of sunlight if exposed carefully and in accordance with recommendations. Scientists have recommended that the most appropriate time for exposure to sunlight is from eight to ten in the morning, and from four o'clock until sunset. Exposure in these hours to rays avoids the dangers of harmful rays. These risks are as follows: [3]
- Damage to the lens of the eye.
- skin cancer.
- Premature aging.
- Heat stroke .
- Cutaneous burns.
References
- ↑ John Carl Villanueva ( 24 December 2015 ), "RADIATION FROM THE SUN" , www.universetoday.com , Retrieved 7-14-2018. Edited.
- ↑ "Top 16 Proven Health Benefits of Sun" , www.selfhacked.com , Retrieved 14-7-2018. Edited.
- ↑ "13 Ways the Sun Affects Your Body: The Good & The Bad" , www.unitypoint.org , Retrieved 7-14-2018. Edited.
