11 Surprising Headache Triggers
What's to blame?
by Laurie Herr
Could it be something you ate? Not enough sleep? Our comprehensive list just might help you figure out what's really causing your headache.
In a study, researchers found that obese women (a body mass index of 30) had a 35% greater risk of headaches than those with a lower BMI. Severe obesity (BMI of 40) upped the chances to 80%.
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