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Why do you get migraines on some days and not others? How might everyday factors like your sleep, stress levels, diet, and activity affect your migraines?

Mobile phones and wearable devices provide an exciting new opportunity to conveniently capture and analyze daily data from many people, to find better answers to these questions.

The STREAM study uses an iPhone app paired with an Apple watch to gather self-reported and passively collected data about participants' headaches and potential triggers for 90 days. As of March 19, 2019, study participation is at capacity and enrollment is closed.

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