Ultrahuman Ring Air Smart Ring Size 9 Aster Black Uhra-aa-09

Product information

Glides with you through your day, feeling lighter than air. It’s there when you need it, and invisible when you don’t; Form factor so discreet, it’s easy to forget you’re wearing it but hard to ignore its capabilities; The Sleep Index, intelligently designed to be your sole metric for sleep health, assesses your total sleep duration, resting heart rate, and restfulness, creating a comprehensive picture of your sleep quality; Skin temperature is vital for measuring your body's physiological states and responses to various factors, including exercise, stress, and illness; The Phase Response Curve (PRC) describes the intricate interplay between a stimulus, such as light exposure, food or exercise mapped to a shift in your body's circadian rhythm; The Movement Index is designed to keep you moving for optimum glucose metabolism and to increase your non-exercise energy usage; The correlation between HRV and recovery is pivotal to understanding the body's recuperative capabilities and its readiness to take on another day; Personalized nudges for a healthier you. Get tailor-made insights and alerts to help you make better choices in real time.