Consumer

In the past week, a few companies with wristworn activity tracking devices, Withings, Xiaomi, Jawbone, and Misfit, have announced new features or accessories for their trackers.

Researchers from the University of Florida have developed a smart mouth guard, which is embedded with sensors that monitor teeth grinding.

Vancouver, British Columbia-based Fatigue Science has developed a wristworn wearable that tracks a user's sleep, called the FS Readiband.

Theranos, the 12-year-old Palo Alto-based company working on a smaller, cheaper, alternative to common lab blood tests, has received its first voluntary FDA 510(k) clearance, for its herpes simplex 1 virus IgG (HSV IgG) test.

London-based Your.

Seattle, Washington-based Numera, a longtime mobile health company that offers mobile personal emergency response devices as well as other telehealth tools, has had its mPERS and telehealth assets acquired by Carlsbad, California-based Nortek Security and Control.

Austin, Texas-based Gritness, a recent member of the StartUp Health accelerator, has been quietly acquired, StartUp Health revealed in its mid-year report.

HealthTap and Quest Diagnostics are partnering to add lab tests to HealthTap's video visits.

The commercial availability of the Apple Watch has not significantly affected Fitbit's sales, according to a report from Slice Intelligence, which aggregates data from online e-receipts.

Johnson & Johnson has teamed up with Walgreens to integrate the Johnson & Johnson Official 7 Minute Workout app into the Walgreens Balance Rewards for healthy choices program.