Headaches after exercise: here's why they happen – and how to prevent them

By Adam Taylor, Professor and Director of the Clinical Anatomy Learning Centre, Lancaster University

For some people, going for a run can trigger what’s known as a “runner’s high”, a short-lasting feeling of euphoria or relaxation. But for others, running can trigger something far less pleasant: a headache.

Exercise or exertion headaches were first described by researchers in 1968. They occur during or after a period of intense, strenuous physical activity – such as running, sneezing, heavy lifting or sex.

While symptoms vary from person to person,

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