Does Garmin Forerunner 255 and 255 Music Track Sleep?

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Garmin Forerunner 255 series is the company’s latest mid-tier smartwatch for runners. Obviously, it has all health tracking features alongside the other essential features. But does the new Garmin Forerunner 255 track sleep? Let’s find out!

Does Garmin Forerunner 255 track sleep?

Yes, Garmin Forerunner 255 series watches can track sleep quality automatically when you are sleeping. Not just the normal sleep tracking, but the watch also comes with Advanced Sleep Monitoring features that allow users to dive deep into sleep statistics.

Although the Garmin Forerunner 255 tracks the sleep automatically when you fall asleep, you can also enter the sleep hours manually in the Garmin Connect app to cut down the notifications disruptions while sleeping.

Want to know how to enter the sleep hours in the Garmin Connect app for Garmin Forerunner 255? Here’s how you can do it.

When you set up your Garmin Forerunner 255 for the first time, you’ll likely be asked to set the sleep hours, but in case you skipped it, you can enter it now. Yes, all you need to do is, open the Garmin Connect app on your iPhone or Android smartphone, then tap the three lines icon at the top left corner, then select Settings, then user Settings, now find Sleep Settings, and enter the sleep hours. That’s it.

Now when you fall asleep your Garmin Forerunner 255/255s/Music will automatically start tracking the sleep quality and sleep hours, which you can check easily on the watch or your phone through Garmin Connect app.

What is Advanced Sleep Monitoring on Garmin Forerunner 255 series?

Advanced Sleep Monitoring (ASM) feature is available on select Garmin watches that come with an optical heart rate sensor, luckily, the Garmin Forerunner 255 series watches come with an optical heart rate sensor and support ASM. The feature helps users to dive deep into the sleep stats on the Garmin Connect app, it will show different sleep stages (Light Sleep, Deep Sleep, REM Sleep), Pulse Oximetry, and Respiration.

To get the advantage of ASM, make sure you wear the watch at least 2 hours before bedtime, optical heart rate sensor-enabled, updated Garmin Connect app, and updated health data added in the profile.

How to check the Sleep hours on Garmin Forerunner 255?

If you want to check the sleep hours, then you can do it both on your watch or your smartphone with the Garmin Connect app. When you wake up, the watch will show you the morning report with sleep data, you can explore it for better stats, or check through the sleep tile or sleep app. As I said earlier, the sleep stats can also be checked through the Garmin Connect app on your phone.

Does the Garmin Forerunner 255 track sleep naps?

No, Naps are not added to the sleep stats, you can not track the small sleep naps.

So, now you know does Garmin Forerunner 255 track sleep, if you still have any queries, then leave them down in the comment section. Also, feel free to share this article with your friends.

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By Haneet Singh

Haneet is a passionate tech writer and a consumer. He loves tinkering with new wearable devices. Haneet is covering smartphones at YTECHB. For tips, you can connect Haneet at

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