One of the most exciting new features in the Apple AirPods Pro 3 is heart rate tracking, which uses a new sensor in the headphones.

While heart rate tracking in headphones isn’t new, in my testing, I’ve found that the AirPods Pro 3 are the first buds I’ve tried to actually produce accurate info, so it’s worth using if you wear your buds during workouts in particular.

Here’s how to track your heart rate with the Apple AirPods Pro 3.

How does the Apple AirPods Pro 3 heart rate sensor work?

The heart rate sensor in the AirPods Pro 3 is found on the side of the earbuds, next to the ear tip. You need to make sure this part of the buds is clean and uncovered for the sensor to get a good reading.

This sensor pulses infrared light 256 times per second to measure blood flow in your ears, and a

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