Imagine a doctor handing you a prescription for an app for your smartphone. It's not as far-fetched as it may seem. That's what doctors at New Orleans' Ochsner Health System are doing.
So far, they've had patients use apps to lose weight and tackle chronic diseases like diabetes and hypertension. Even better, most of the apps are free or inexpensive.
Click ahead to see 11 of the most popular apps used by Ochsner's doctors and patients.
—By CNBC's Bertha Coombs
Posted 9 June 2015