Table 1.

Examples of common consumer, clinical, and research-grade wearable sensors [51].

Manufacturer	Model	Market	Cost (USD)	Form Factor	Sensors	US FDA Status	Ref.
Abbott	Libre	Ambulatory diabetes monitoring	149.98 (cost for reader and 10-day sensor)	Semi-invasive	CGM	Approved	[52,53]
AliveCor	Kardia Band	Consumer	199	Wristband	ECG	Cleared	[54]
Apple	Watch Series 3	Consumer	329	Watch	Accel, ambient light sensor, BALT, Gyro, PPG HR, GPS	Pre-certified	[55]
Ava Science, Inc	Ava Wristband	Consumer	249	Wristband	Accel, EDA, PPG HR, Temperature sensors	Approved	[56]
Bloomlife	Smart Pregnancy tracker	Consumer (rental)	20/week	Abdominal patch	Accel, 3-channel AFE	-	[56]
Preventice	Bodyguardian Heart	Ambulatory cardiac monitoring	Ordered through physician, billed directly to insurance	Chest patch	Accel, EFG	Cleared	[57]
Oura	Oura ring	Consumer	299–999	Ring	Accel, Gyro, PPG HR, Skin temperature	-	[58]
Orpyx	Surro Gait Rx	Ambulatory gait monitoring	Ordered through physician	Watch, shoe insert, shoe pod	Pressure	-	[59]
Orpyx	Surro Sense Rx	Ambulatory gait monitoring	Ordered through physician	Watch, shoe insert, shoe pod	Pressure	Cleared	[60]
iRhythm	Ziopatch	Ambulatory cardiac monitoring	Ordered through physician, billed directly to insurance	Chest patch	ECG	Cleared	[61]
Medtronic	Enlite	Ambulatory diabetes monitoring	-	Semi-invasive	CGM	Approved	[62]