Heart health notifications on your Apple Watch (2024)

• Make sure that notifications are available in your country or region.Learn where irregular rhythm notifications areavailable.
• Update youriPhone to the latest version of iOSandApple Watch to the latest version of watchOS.
• These notifications are not designed for people who have been diagnosed with AFib.
• These notificationsare not intended for use by people under 22 years old.
• AFib History must not be enabled.

1. Make sure that the software on your iPhone and Apple Watch is up to date.
2. On your iPhone, open the Health app.
3. Tap the Browse tab, then go to Heart > Irregular Rhythm Notifications.
4. Once enabled, you can turn irregular rhythm notifications on or off in the Apple Watch app on your iPhone: Open the Apple Watch app, tap the My Watch tab, then go to Heart > Irregular Rhythm.

If you receive a notification, the irregular rhythm notification feature on yourApple Watch identified an irregular rhythm suggestive of AFib and confirmed it with multiple readings.

If you have not been diagnosed with AFib by a physician, you should talk to your doctor. If you have been diagnosed with AFib by a physician, learn how you can track your AFib History on Apple Watch.

AFib is a type of irregular heart rhythmwhere the upper chambers of the heart beat out of sync with the lower chambers.

According to the CDC, approximately 2%of people younger than 65 years old and 9%of people 65 and older have AFib. Irregularities in heart rhythm become more common as people get older. Some individuals with AFib don’t experience any symptoms. Others experience symptoms that could include rapid heartbeat, palpitations, fatigue, or shortness of breath.

AFibis a chronic condition, but the amount of time people spend in AFib can change. People with AFiboften live healthy, active lives.The amount of time your heart is in AFibcanpotentially be reduced withregular physical activity,a heart-healthy diet,a healthyweight, andtreatment ofother medical conditions that could worsen AFib. If left untreated, AFib can lead to heart failure or blood clots that may lead to stroke. AFib can be managed with a doctor’s care and medication, and early diagnosis and treatment can prevent such complications.

• If Low Power Mode is turned on, you won't receive any high or low heart rate or irregular rhythm notifications.Learn more about Low Power Mode.
• Apple Watch cannot detect heart attacks.If you ever experience chest pain, pressure, tightness, or what you think is a heart attack, call emergency services immediately.
• The irregular rhythm notification feature onApple Watch is not constantly looking for AFib.This meansitcannot detect all instances of AFib, and people with AFib may not get a notification.
• If you’re not feeling well, you should talk to your doctor even if you don’t get a notification.Symptoms such as a rapid, pounding, or fluttering heartbeat, dizziness, or fainting, can indicate a serious condition.
• Do not change your medication without talking to your doctor.
• In some instances, the notification may indicate the presence of an irregular heart rhythm other than AFib.