Table 1.

Wearables for monitoring body temperature and blood oxygen level.

Name	Category	Measurement	Wearability	FDA-Cleared	Reusable	Price
TempTraq [24]	Body temperature	Fever	Patch	Yes	No	USD 45
Oura ring [25]	Body temperature	Fever, steps, HR	Ring	Yes	Yes	USD 299
Fever Scout [26]	Body temperature	Fever	Patch	Yes	Yes	USD 20
CONTEC [30]	Pulse Oximetry	SpO2, PR, HR	Wristband with finger clip	Yes	Yes	USD 112
Battery-free pulse oximetry [31]	Pulse Oximetry	HR and HR variability	Finger nail	No	Yes	NA
MightySat [28]	Blood oxygen level	SpO2 level only	Finger clip	Yes	No	USD 299
PO3M [29]	Pulse oximetry	HR	Finger Clip	Yes	Yes	NA