Primary Exertional Headaches - The Basics
Primary exertional headache (PEH) is a headache brought on by exercise, any form of exercise and is experienced by approximately 10% of the population. It is more common among men than women.
PEH is termed "primary" because it's not caused by another condition or disorder.
PEH is more likely to occur in hot weather or at high altitude, but it can occur in any weather and at any altitude. PEH is more likely to occur if alcohol or caffeine have been consumed prior to or during exercise.
Learn more about primary exertional headache in our article Primary Exertional Headache - The Basics.