A:AnswerHello sam, great question! You can customize watch faces to suit your style directly from your wrist or with the Galaxy Wearable app. ^Elizabeth
A:AnswerHello sabrina, thanks for asking! This watch is compatible with Android OS 5.0 and above RAM 1.5GB and above. Its advanced sensors keep your pace on a jog, helping you better achieve your goals. It also automatically tracks your most popular activities, from cycling to swimming, and lets you manually track other exercises. ^Elizabeth
A:AnswerAluminum is not a helth risk, its just the type of metal its made out of, there are plenty of things you use on a daily bases that are made aout of Aluminum, foil for example.
A:AnswerHello beth, thanks for reaching out! Please follow this link (https://www.samsung.com/us/support/answer/ANS00078019/) to learn more about music on this watch. ^Elizabeth
A:AnswerHello Kayla, great question! Please follow this link (https://www.samsung.com/us/support/answer/ANS00078023/) to learn more about customizing the display settings on this watch! ^Elizabeth
A:AnswerPlease read the details of the watch about the health (you can search it on Googleor Samsung website). However, it monitors the ECG after the updated. Hope it helps
A:AnswerUnsure, but, if you loosen the band, it doesn't do a good job of picking up your heart rate. I didn't know they had this feature until I wore it to sleep snugly (instead of loosely), and it tracked my sleep cycle.