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疫情防控期间，除了做好隔离防护措施，也要提高自身免疫力。春天来了，复工复学的脚步也近了，怎样做才能提高抵抗病毒的能力呢？ Salmon sliced and mushroom.Photo by Jonathan Borba on Unsplash 摄入充足的维生素D有助于提高免疫力 There is an exception to the general rule that supplements won't really help prevent illness, and that's vitamin D (in moderate doses). Research has shown that the immune system needs vitamin D to fight off viruses — while it won't protect you from getting the virus if you're exposed, it could reduce the severity of the illness and help make recovery easier. 一般而言，补充剂无助于预防疾病，但有一个例外，那就是维生素DYou can get vitamin D naturally through sunlight. It's also found in some foods, including fatty fish like salmon, tuna and mackerel, and in small amounts in beef liver, eggs, cheese, and mushrooms. 你可以通过晒太阳的天然方法获取维生素D，你也可以从一些食物中获取，包括鲑鱼、金枪鱼、马鲛鱼等脂肪含量高的鱼类，另外牛肝、鸡蛋、奶酪和蘑菇中也含有少量维生素D。 睡眠对于身体的复原能力和抵抗力至关重要 One of the most evidence-supported ways to stay healthy also happens to be free — getting enough sleep. 有一个经过多次证实的保持健康的免费方法，那就是充足的睡眠。 | 
