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heart rate data on the heart rate widget. If both wrist-based heart
rate and chest heart rate data are available, your device uses
the chest heart rate data.
There are several heart rate-related features available in the
default widget loop.
Your current heart rate in beats per minute (bpm). The widget also
displays a graph of your heart rate for the last four hours,
highlighting your highest and lowest heart rate.
Your current stress level. The device measures your heart rate
variability while you are inactive to estimate your stress level. A
lower number indicates a lower stress level.
Your current Body Battery
energy level. The device calculates
your current energy reserves based on sleep, stress, and activity
data. A higher number indicates a higher energy reserve.
The current saturation of oxygen in your blood. Knowing your
oxygen saturation can help you determine how your body is
adapting to exercise and stress.
NOTE: The pulse oximeter sensor is located on the back of the
device.
Wrist-based Heart Rate
Wearing the Device
Wear the device above your wrist bone.
NOTE: The device should be snug but comfortable. For more
accurate heart rate readings, the device should not move
while running or exercising. For pulse oximeter readings, you
should remain motionless.
NOTE: The optical sensor is located on the back of the
device.
See Tips for Erratic Heart Rate Data, page 10 for more
information about wrist-based heart rate.
See Tips for Erratic Pulse Oximeter Data, page 18 for more
information about the pulse oximeter sensor.
For more information about accuracy, go to garmin.com
/ataccuracy.
Tips for Erratic Heart Rate Data
If the heart rate data is erratic or does not appear, you can try
these tips.
Clean and dry your arm before putting on the device.
Avoid wearing sunscreen, lotion, and insect repellent under
the device.
Avoid scratching the heart rate sensor on the back of the
device.
Wear the device above your wrist bone. The device should
be snug but comfortable.
Wait until the icon is solid before starting your activity.
Warm up for 5 to 10 minutes and get a heart rate reading
before starting your activity.
NOTE: In cold environments, warm up indoors.
Rinse the device with fresh water after each workout.
Viewing the Heart Rate Widget
The widget displays your current heart rate in beats per minute
(bpm) and a graph of your heart rate for the last 4 hours.
1
From the watch face, select UP or DOWN to view the heart
rate widget.
NOTE: You may need to add the widget to your widget loop
(Customizing the Widget Loop, page 30).
2
Select START to view your average resting heart rate values
for the last 7 days.
Broadcasting Heart Rate Data to Garmin
®
Devices
You can broadcast your heart rate data from your Forerunner
device and view it on paired Garmin devices.
NOTE: Broadcasting heart rate data decreases battery life.
1
From the heart rate widget, hold .
2
Select Options > Broadcast Heart Rate.
The Forerunner device starts broadcasting your heart rate
data, and appears.
NOTE: You can view only the heart rate widget while
broadcasting heart rate data from the heart rate widget.
3
Pair your Forerunner device with your Garmin ANT+
®
compatible device.
NOTE: The pairing instructions differ for each Garmin
compatible device. See your owner's manual.
TIP: To stop broadcasting your heart rate data, select any
key, and select Yes.
Broadcasting Heart Rate Data During an Activity
You can set up your Forerunner device to broadcast your heart
rate data automatically when you begin an activity. For example,
you can broadcast your heart rate data to an Edge device while
cycling, or to a VIRB action camera during an activity.
NOTE: Broadcasting heart rate data decreases battery life.
1
From the heart rate widget, hold .
2
Select Options > Broadcast During Activity.
3
Begin an activity (Starting an Activity, page 1).
The Forerunner device starts broadcasting your heart rate
data in the background.
NOTE: There is no indication that the device is broadcasting
your heart rate data during an activity.
4
Pair your Forerunner device with your Garmin ANT+
compatible device.
NOTE: The pairing instructions differ for each Garmin
compatible device. See your owner's manual.
TIP: To stop broadcasting your heart rate data, stop the
activity (Stopping an Activity, page 2).
Setting an Abnormal Heart Rate Alert
You can set the device to alert you when your heart rate
exceeds a certain number of beats per minute (bpm) after a
period of inactivity.
1
From the heart rate widget, hold .
2
Select Options > Abnormal HR Alert > Status > On.
3
Select Alert Threshold.
4
Select a heart rate threshold value.
Each time you exceed the threshold value, a message appears
and the device vibrates.
10 Heart Rate Features
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