What You Should Know:– Samsung Galaxy Watch5 users will soon be able to access temperature-based menstrual cycle tracking through the Cycle Tracking feature. This new capability was developed in partnership with Natural Cycles, a women’s health company and app maker, and marks the first time Natural Cycles’ algorithm has been adapted for a smartwatch. Cycle Tracking FeatureThe Cycle Tracking feature has also been registered with the Food and Drug Administration (FDA) and complies with CE Marking requirements. Natural Cycles leverages its technology and algorithm to power the Cycle Tracking feature available on the Samsung Health app with the Galaxy Watch5 series. Leveraging Samsung’s BioActive Sensor, the new infrared temperature sensor enables users to get a more detailed overview by tracking skin temperature changes as well as their menstrual cycle.