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Sleep plays a crucial role in immune function from "summary" of Why We Sleep by Matthew Walker
Sleep is not a luxury. It is an essential part of life, just like eating and breathing. Without sleep, our bodies cannot function properly, and our health suffers. One crucial role that sleep plays is in our immune function. While we sleep, our bodies are hard at work, repairing and rejuvenating. During sleep, our immune system releases proteins called cytokines. These proteins are essential for fighting infection and inflammation. Without enough sleep, our bodies produce fewer cytokines, leaving us more vulnerable to illnesses. In fact, studies have shown that people who don't get enough sleep are more likely to get sick after being exposed to a virus, such as the common cold. Additionally, sleep helps our immune system form a "memory" of past infections. This memory allows our bodies to respond more ef...
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