Exquisite autumn day in the sun 
 
 
China's traditional Chinese medicine to 

        Near equinox cold fade in, and to bask in qiuyang good time. A lot of people feel the sunshine simple, but the related research thinks, the skin of different ages, the sun bear ability is different, the body requirement of vitamin D and metabolic situation is different, so the way of the sun will also have the difference. 
 
        Ultraviolet light is better than winter spring autumn. In this season, the old appropriate to accept the illuminate of sunshine, help to prevention and treatment of osteoporosis, and depression. But if the strong ultraviolet radiation, can induce diseases such as dermatitis, cataracts, age spots and keratitis. So it's best to avoid the midday, the choice before 10 o 'clock in the morning, and after 4 PM balcony or open place in the sun. Best can tan while walking, help the body absorb sunlight. Bask in 1 hours a day, every time 20 ~ 30 minutes. But with cataracts old man should be paid attention to, don't let the ultraviolet (uv) directly into the eyes, had better wear a pair of goggles. 
 
        Young people in the metabolism of the body strong, rapid loss of calcium, be more vitamin D, it need a long time of sunlight. 6 ~ 10 o 'clock in the morning and 4 to 6 PM, fully activity in the sun is a good choice, it is advisable to bask in 1 ~ 2 hours a day or so. 
 
        Children in the critical period of physical development, especially the growth of bone, need a lot of vitamin D to help the body absorb calcium, so much in the sun. But the "sun" also moderately, from 12 PM to 4 PM at noon sun, the rest of the time should as far as possible let them play in the sun. 
 
        Baby tender skin, sun burn easily, so want to choose a weak sunlight, and away from the sun can direct to the place. Parents can be in early in the morning or in the evening, in the shade, the eaves, or open the window let the baby bath sunshine. Bask in 1 hours a day, every time 15 ~ 30 minutes advisable. Some parents worry about the baby sunburn, commonly used umbrella for the sun, or the baby over. Actually black skin have a defense function to human body, parents don't have to worry too much. Some mother afraid of baby hair drier, often let the baby with the window closed in the sunshine, that is to isolate the ultraviolet ray, prevent the synthesis of vitamin D in the body. (hong-jun zhang)
 
 
 
The original link: http://www.cntcmvideo.com/zgzyyb/html/2014-09/22/content_91002.htm