Headaches aren’t always top of mind when you think about norovirus, but they’re a common side effect. They can be caused by dehydration, disrupted sleep, or just the general strain your body’s under while fighting the virus.
If you’re dealing with a headache along with other symptoms, it’s another sign to focus on fluids. Even small sips can help, especially if you’re not keeping much down. Rest and a quiet space can go a long way too.

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