Scientists know these factors can take a toll on your immune system. In turn, they may weaken your ability to fight off the novel coronavirus, reports Discover.

“We know that stress, of course, disrupts sleep,” says Fagundes. “[But] we do know that sleep, independently [of stress], does predict your susceptibility to colds.” A lack of sleep, continues Fagundes, impacts our bodies the same way as psychological stressors. “The physiology is very, very similar,” he says. “Your immune system is compromised, and at the same time you’re getting this inflammatory buildup.”

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