Quick, look at your smartphone and count how many of your apps are health-related. A new survey on Mobile Health from the Pew Internet & American Life Project finds 19% of smartphone users have at least one health app downloaded onto their device.

Perhaps you use a fitness app like MyFitnessPal or a calorie counter such as Lose It! Or maybe you just use your phone to gather health data and look up info on headache remedies or caregivers.

If so, you’re among a growing trend, according to Pew Associate Director Susannah Fox, who authored the report. It found one in three cell phone owners have used their phone to look for health information. That’s up from 17% which is what a similar survey taken two years found.

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