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How does the heart rate monitor on the Google Pixel Watch work to measure my pulse throughout the day and during workouts

ChatGPTgpt-61 query11/1/2026
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How does the heart rate monitor on the Google Pixel Watch work to measure my pulse throughout the day and during workouts
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Google Pixel Watch heart rate sensor how it works optical green LEDs continuous heart rate Fitbit Google supportGoogle ↗
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Google Pixel Watch heart rate sensor how it works optical green LEDs continuous heart rate Fitbit Google support
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