- Are usually described as throbbing
- Occur during or after strenuous exercise
- Affect both sides of the head in most cases
Secondary exercise headaches
These headaches may cause:
- The same symptoms as primary exercise headaches
- Loss of consciousness
- Double vision
- Neck rigidity
Primary exercise headaches typically last between five minutes and 48 hours, while secondary exercise headaches usually last at least a day and sometimes linger for several days or longer.
When to see a doctor
If you experience a headache during or after exercise, consult your doctor. Call your doctor right away if the headache begins abruptly or if it's your first headache of this type.