ECG

The Apple Watch can accurately predict stress levels, according to a study conducted by researchers at the University of Waterloo, Canada (via MyHealthyApple). Using the Apple Watch Series 6's ECG sensor, the researchers found that there was a close association between ECG data, including heart acceleration and deceleration capacity, and participants' reported stress levels at the time the...

The Apple Watch could be used to check for symptoms of a heart attack (myocardial infarction), research published in the Texas Heart Institute Journal suggests (via MyHealthyApple). Myocardial infarction occurs when parts of the heart muscle do not receive enough oxygen because there is a block in the blood flow to the heart. Researchers from the Texas Heart Institute have been studying...

Researchers at the Mayo Clinic have created an artificial intelligence algorithm that is able to use single-lead ECGs taken by the Apple Watch to find patients who have a weak heart pump, according to research data that was shared this week at the Heart Rhythm Society conference. A weak heart pump, or left ventricular dysfunction, is an issue that affects two to three percent of people...

The watchOS 8.3 and iOS 15.2 release candidates, released to developers this week, enables ECG functionality for Apple Watch users in China following regulatory approval for the feature over the summer, according to ITHome. ECG capabilities, available with the Apple Watch Series 4 and later, allow users to quickly take an ECG by simply placing their finger on the Digital Crown and staying...

The Apple Watch ECG (electrocardiogram) functionality has received regulatory approval in China, giving Apple the all-clear to launch the feature for Apple Watch users in the country. According to a new document posted today by China's National Medical Products Administration, Apple has received approval for an ECG. The filing doesn't offer any details about when the feature may launch to...

Apple on Tuesday seeded the release candidate of an upcoming watchOS 7.4 update to developers for testing purposes, and in the process revealed that the Apple Watch ECG feature is coming to additional countries very soon. Along with iOS 14.5 and iPadOS 14.5, the official public version of watchOS 7.4 is set to be released next week, and Apple Watch users who install it in Australia and...

The Australian government has approved ECG functionality on the Apple Watch, giving Apple the all-clear to launch the feature for Apple Watch users in the country, according to a regulatory document first spotted by The 8-Bit. Earlier last month, the Apple Watch's irregular heart rhythm notification received approval in Australia, although ECG did not. Irregular heart rhythm is a feature...

The Apple Watch's irregular heart rhythm notifications have been approved in Australia, indicating that approval for the ECG feature may be soon to follow after years of waiting, according to EFTM. Documents seen by EFTM from Australia's Therapeutic Goods Administration show that the Apple Watch's irregular rhythm notifications feature has now been approved and added to the Australian...

Apple is touting next week's launch of its Apple Watch electrocardiogram (ECG) feature in Taiwan, following the upcoming release of watchOS 7.2 and iOS 14.3. In a newsroom update on its regional Taiwanese website, Apple says the ECG app on Apple Watch Series 4 and subsequent models will be launched in Taiwan via iOS 14.3 and watchOS 7.2 from Tuesday, December 15, Taiwan time. The ECG...

Apple today announced [Google Translate] that electrocardiogram (ECG) and irregular heart rhythm notification features will be coming to the Apple Watch in South Korea as part of the upcoming iOS 14.2 and watchOS 7.1 releases. While Apple hasn't confirmed a release date for the updates, it appears to be imminent based on today's press release and the fact that a "Release Candidate" version...

Apple's ECG app and irregular heart rhythm notifications on the Apple Watch Series 4 and 5 have received domestic approval and certification from Japan's medical authorities, indicating that both features should go live in the country very soon. The approval was confirmed by the Japanese Association for the Advancement of Medical Equipment (JAAME) on Friday, September 4, and subsequently...

Apple today released watchOS 5.3, the seventh update to the watchOS 5 operating system that runs on modern Apple Watch models. watchOS 5.3 comes more than a month after the launch of watchOS 5.2.1, a minor update that expanded ECG availability. watchOS 5.3 can be downloaded for free through the dedicated Apple Watch app on the iPhone by going to General -> Software Update. To install the new...

Apple today told The Canadian Press that it is aiming to bring ECG functionality to Apple Watch Series 4 devices in Canada "as quickly as possible." The news comes after Health Canada this month approved the ECG app and irregular heart rhythm notifications on the Apple Watch Series 4, clearing the way for the features to be released in the country. Health Canada classified the Apple Watch ...

Health Canada has cleared the ECG app and irregular heart rhythm notifications on the Apple Watch Series 4, suggesting that both features will make their much-anticipated debut in Canada in the near future. As spotted by the blog iPhone in Canada and confirmed by MacRumors, Health Canada issued active licenses for both features on May 16. The regulatory agency classifies the Apple Watch...

After installing iOS 12.2, some Apple Watch Series 4 owners in the UK are seeing new ECG screens that suggest ECG functionality will expand to the Apple Watch in the country when watchOS 5.2 is released. MacRumors readers Sam and Chris have seen ECG setup screens in the Apple Watch and Health apps on the iPhone after installing iOS 12.2. The app is not, however, available on the Apple Watch in ...

Apple CEO Tim Cook today shared a story on Twitter of an Apple Watch that alerted its user to atrial fibrillation, potentially saving their life in the process. Elissa Lombardo tweeted Cook with her husband's experience with Apple Watch that occurred just two days after he started wearing the device. The smartwatch's ECG feature detected the case of A-Fib during an elevated heart rate,...

Apple today released watchOS 5.1.2, which enables the ECG app on Apple Watch Series 4 models. However, as Apple made clear, the ECG app is currently only available in the United States and its territories of Puerto Rico, Guam, and the U.S. Virgin Islands, preventing it from being used internationally at this time. Many software features on Apple devices are initially limited to the United...

Apple today released watchOS 5.1.2, the third update to the watchOS 5 operating system that runs on modern Apple Watch models. watchOS 5.1.2 comes one month after the release of watchOS 5.1.1, an update that introduced new emoji and color watch faces and addressed a bricking bug that had been introduced with watchOS 5.1. watchOS 5.1.2 can be downloaded for free through the dedicated Apple...

Apple today announced that its ECG app will be available on the Apple Watch Series 4 today as part of watchOS 5.1.2. Alongside that news, TIME has published a new interview with Apple's CEO Tim Cook and COO Jeff Williams. The article begins with a story about 46-year-old Texas resident Kevin Foley, who was having trouble breathing normally during a movie. Fortunately, since he was wearing an ...

Apple has announced that watchOS 5.1.2 will be publicly released today and will enable the long-awaited ECG app on Apple Watch Series 4 models in the United States. The update will also enable irregular heart rhythm notifications on Apple Watch Series 1, Series 2, Series 3, and Series 4 models. watchOS 5.1.2 should be available through the Apple Watch app on a paired iPhone around 10:00 a.m. ...