If you've ever blamed the weather for a splitting headache, you might be right. A new University of Cincinnati study finds that lightning may affect the onset of headache and migraines.
"What we found was that on days with lightning around the patients' homes there was approximately a 30-percent increase in headache activity, or headache occurrence, and also a 30-percent increase in migraine," said fourth-year medical student Geoff Martin, one of the researchers.
The study looked at chronic headache sufferers. There are a number of ways lightning might be a trigger.