headaches

Sasha Wolff Wikimedia Commons

36 million Americans suffer from migraine headaches, but understanding why exactly these types of headaches happen has been elusive. 

Sasha Wolff / Wikimedia Commons

36 million Americans suffer from migraine headaches, but understanding why exactly these types of headaches happen has been elusive. Until recently, scientists thought migraines were a vascular issue, caused by irregular blood flow to the brain, but Dr. Lynn Rankin of Unity Point Health in Des Moines says we’ve come to a new understanding in the last few years. Migraines are most likely a brain disorder that has to do with pain circuitry.