blood oxygen app no longer working on my apple watch 7
The blood oxygen app on my Apple Watch 7 stopped working after 2 weeks can this be fixed or should I take watch back to Apple
Apple Watch Series 7
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For best results, the back of your Apple Watch needs skin contact. Wearing your Apple Watch not too tight or too loose, with room for your skin to breath, helps ensure successful Blood Oxygen measurements.
Try restarting your watch: Press both the crown and side buttons until the Apple logo appears