Medical technology company Masimo has filed a lawsuit against US Customs and Border Protection (CBP), challenging the agency's decision to allow Apple to ...

Apple Watch Series 10, Series 9, and Ultra 2 recently got the Blood Oxygen measurement feature again in the US.

After relaunching the feature in the US last week, a new lawsuit muddies the water for blood oxygen tracking on the Apple Watch.

Apple says the flaw may have already been used in an 'extremely sophisticated attack' on targeted individuals.

Apple first added blood-oxygen monitoring to its smartwatches in 2020 ... Series 10 and Ultra 2 devices running watchOS ...

Masimo found out about restoration of pulse oximetry to the Apple Watch the same way that the rest of the world did, and is ...

To set up heart rate notifications, go to the Apple Watch app on your iPhone, tap My Watch, tap Heart, tap High Heart Rate and choose Beats Per Minute, tap Low Heart Rate and choose a BPM. For ...

The Oura Ring 4 can run for up to eight days on a single charge (with blood-oxygen monitoring disabled). Other wearable sleep and fitness trackers require more frequent charging.

For nearly two years, Apple Watch users in the United States lived without one of the most popular health features: blood ...