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

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, exertion headaches typically involve a pulsating feeling on both sides of the head, which some describe as similar to a migraine. They can last anywhere from a few minutes to a couple of days. Some people may also experience multiple headache episodes. … [read more]