1,supplementary nutrients
Vitamin D was mainly rely on two channels， one is to obtain from food， and the other one is on the adoption of solar ultraviolet radiation in human skin synthesis of vitamin D3， it can even in the small intestine to promote calcium absorption in the colon. If the body lacks vitamin D， calcium absorption rate was only 10%； if the body contains enough vitamin D， calcium absorption rate will increase to 60% ~ 75%. A person who had not seen sunlight all day long the incidence of osteoporosis will be far higher than the normal population.
2， treatment of disease"Sun" and outdoor activities， sun exposure can promote the body's blood circulation， boosting the body's metabolism and immune function， especially in the fight against rickets in children or adults for osteoporosis， has a special effect.
Third， prevention of diseaseThe sun's ultraviolet rays can kill in the air staphylococcus， streptococcus， tuberculosis， pneumococcal disease， and other pathogenic bacteria， and can kill a large number of viruses on human health have some protective effect. The infrared light is a relatively high temperature of the light， make blood flow， body tissues and better access to nutrients and discharge of waste， the temperature regulation center also has a good thermal effect is conducive to human health.
The sun's ultraviolet rays can also stimulate the bone marrow produce red blood cells， improve blood function， in order to prevent anemia. Besides， the sun can prevent multiple sclerosis and rheumatoid arthritis， and reduce the incidence of atherosclerosis.
Fourth， mediation of psychologicalLess sun exposure will lead to "depression， energy， a moral one，" "eating habits and physical immunity are affected." Sunlight in the mediation and psychological aspects of human life rhythm has a certain role. The sun can promote the body's blood circulation， strengthen the capacity of human metabolism， regulating central nervous system， making the body feel relax and comfortable.
Fifth， to enhance hormoneSunlight can improve sex hormone levels， so that sexual life more freely. In fact， the Yang Guan right hormone levels is significant， it can even be used to treat menopausal syndrome.
一，补充养分维生素D获得主要靠两条途径，一条是从食物中获取，另一条是就通过太阳光中的紫外线照射人体皮肤后合成维生素D3，它能促进钙在小肠甚至在结肠中的吸收。如果人体缺乏维生素D，钙的吸收率只有10％；如果体内含有足够的维生素D，钙的吸收率会增加到60％～75％。一个终日不见阳光的人骨质疏松的发生率将远远高于正常人群。
二、治疗疾病“晒太阳”及室外活动晒太阳可促进人体的血液循环，增强人体新陈代谢和免疫功能，特别是在防治儿童佝偻病或成人骨质疏松症方面，有着特殊的疗效。
三、预防疾病阳光中的紫外线能杀灭空气中的葡萄球菌、链球菌、结核菌、肺炎球菌等多种致病菌，并能杀灭大量病毒，对人体健康具有一定的保护作用。阳光中的红外线是一种温度比较高的光线，能使血流通畅，身体组织更好地得到养分和排出废物，对体温调节中枢也有良好的温热作用，有利于人体健康。
阳光中的紫外线还可以刺激骨髓制造红血球，提高造血功能，从而防止贫血。除此之外，阳光还能预防多发性硬化和风湿性关节炎，并减少动脉硬化的发病率。
四、调解心理晒太阳少了，会使“情绪低落，精力不支”，“饮食习惯和身体免疫力都会受到影响”。日光在调解人体生命节律以及心理方面也有一定的作用。晒太阳能够促进人体的血液循环、增强人体新陈代谢的能力、调节中枢神经，从而使人体感到舒展而舒适。
五、提升激素阳光能提升性激素水平，让性生活更加如鱼得水。事实上，阳关对激素水平的影响是很显著的，它甚至被用来治疗更年期综合症。 |