When people endure stress, they experience the fight-or-flight response. Their heart rate increases and breathing becomes shallow, exacerbating anxiety. Slowing their breathing, particularly when exhaling, helps calm them. This Wear OS app assists the user in performing deep, slow, diaphragmatic breathing by providing visual and auditory guidance to pace breathing, including a display of the user’s heart rate in real time. It also provides the user with the option of listening to calming sounds