Dehydration Headache Explained: How Water Intake and Health Hydration Affect Head Pain

Dehydration Headache Explained: How Water Intake and Health Hydration Affect Head Pain

Dehydration headaches arise from low water intake and disrupted blood flow. Learn why hydration matters, how to prevent headaches, and hydration tips.

How Water Intake and Health Hydration Affect Head Pain

A dehydration headache can strike when your body lacks enough fluids, often because insufficient water intake reduces blood volume and causes tissues—including those around the brain—to shrink slightly. This shrinkage can tug on the brain’s lining, triggering pain that can range from dull and throbbing to sharp and pounding. Proper health hydration helps maintain fluid balance, ensuring steady blood flow and preventing those painful contractions…