9 Innocent Habits That Might Be Ruining Your Immune System

You don’t get enough sleep

While you’re asleep, your body ramps up the part of your immune system that learns the best ways to attack new bacteria, viruses, and other triggers. If you aren’t getting enough sleep, though, your body doesn’t have the chance to fight diseases as effectively, according to a study in European physiology journal Pflugers Archiv. Just six days of restricted sleep could prevent your body from using a vaccination effectively, and other studies have shown lack of sleep makes it harder to kick a cold. Aim for seven or eight hours a night to keep your immune system at its prime. Here, sleep doctors debunk sleep myths you still believe.

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