Table 1.

Summary of personally identifiable information collected through mobile health apps.

Type of data entry	Collected by type of app	Data stored
IP address	Collected by all apps	Submitted to agency
Longitude, latitude (GPS location)	Ask for submissions (for example, feedback on sanitation scores, check ins)	Submitted to agency
Email address, name	Apps issuing alerts	Submitted to agency
Patient data (symptoms, medication, dietary supplements)	Apps tracking intake, dosage, phases of symptoms, changes over time	Stored on phone only
Individual health information (smoking habits, eating/intakes, physical activity)	Apps promoting behavioral changes	Stored on phone only
Individual scores	Game apps	Stored on phone, opt-in to share with social networks