Smart watch to detect depression and bipolar disorder

Fitbit has filed a patent for a technology that can predict various mental illnesses for smartwatch wearers.

The company will use user activity data and voice analysis to alert people to depression and bipolar disorder.
Fitbit will expand its list of illnesses in the future.

In particular, the watch will measure your heart rate at rest and during sleep. According to the company, this is a key indicator for diagnosing the above diseases.

The patent application indicates that the company may also use the games to assess the mental health of its users.

The device will also analyze the content of text messages and emails.