As the saying goes, “everything grows by the sun”, basking in the warmth of the sun, smelling the fragrance of flowers and plants, people’s mood has become more pleasant. No wonder I recently found a problem, I have a few depressed patients, every day to go to the lawn next to the hospital sunbathing, the condition of the sudden improvement of a lot of smiles on the face also more. Could it be that sunbathing can combat depression? I immediately consulted the relevant information and finally found the answer. At present, relevant researchers have found the root cause of winter depression. After winter, all will become long night and short day. And the longer a person stays in the dark, the higher the level of hormones in the body related to sleep. Thus leading to more bad mental states, then it is easy to cause emotional depression. Daylight exposure will cause a series of physiological changes, such as the thermal effect of infrared rays, will make the capillary expansion, blood circulation accelerated; the role of ultraviolet light can make melanin oxidation. In sufficient sunlight, can promote the human body adrenaline, thyroxine, as well as gonadotropin secretion which will effectively improve the mood, mental depression and other adverse psychological. Sunshine has many benefits! 1, appropriate ultraviolet light can prevent osteoporosis Adequate light will play a very critical role in the generation of vitamin D and calcium absorption. So feel the light and heat of the sun outdoors, people will also become spiritual. 2, the sun on the top of the head can make up for calcium hair The sun on the top of the head, can fully promote the absorption of calcium. Many people sunbathing, often like to wear a hat, in fact, if the weather is good, sunbathing is best to remove the hat, for the growth of hair will be beneficial. 3, sun legs against cramps Sun legs can be very good to drive away the leg cold, activate the blood, effectively relieve calf cramps, and can accelerate the leg calcium absorption. Warm tips: 1, choose the best time to sunbathe is 8 am to 10 am and 4 pm to 7 pm. At this time, daylight to beneficial ultraviolet A beam-based, can make the body produce vitamin D, thus enhancing the human immune system and reduce the incidence of atherosclerosis. 2, the sun is best to wear red clothing, because the red clothing radiation long-wave can quickly “eat” off the killing power of the short-wave ultraviolet, it is best not to wear black clothing.