Do-It-Yourself Health Care Apps Are About As Safe As They Sound
Doctors say advice from medical apps can be misleading and dangerous.By Evan Thomas | April 6, 2016
Health knowledge is a good thing, and smartphone apps make spreading information easier than ever. But some health apps promise to do things that are better left to professionals and tried-and-true hardware.
Consider Instant Blood Pressure, an app that cruised to prominence on claims it could measure your blood pressure using your phone's camera and microphone. Researchers at Johns Hopkins University showed it was only 20 percent accurate.