Here's How Much Caffeine May Trigger a Migraine, According to a New Study

Recent research suggests that having more than two servings of caffeinated beverages such as coffee, tea and soda in a day is the tipping point at which caffeine becomes a migraine trigger. A serving is usually defined as eight ounces of coffee, six ounces of tea, 12 ounces of soda or two ounces of an energy drink. The study did not distinguish between types of caffeinated beverages.

Researchers running the small study asked 98 adults who suffered two to 15 migraines per month to log their caffeine intake twice a day for six weeks, along with information about other possible migraine triggers. It was found that one or two caffeinated beverages per day wasn’t statistically associated with a higher chance of migraine, but three or more was linked to a higher risk of headaches.

Further research is needed on the subject. The findings have been published in the American Journal of Medicine.

It can be both a treatment and a trigger

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