Thermal Earring Tracks Body Temperature

If you want to constantly measure body temperature to track things like ovulation, you usually have to wear something around your wrist or finger in the form of a smartwatch or ring. Well, what if you can’t or don’t want to adorn yourself this way? Then there’s the thermal earring.


This is a companion discussion topic for the original entry at https://hackaday.com/2024/02/13/thermal-earring-tracks-body-temperature/