Biz shifts data to iPhone in patent workaround Apple will deliver a software update for recent US Apple Watch models to ...

The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a ...

The feature was removed on select smartwatches due to a patent-infringement lawsuit, but Apple has “redesigned” it.

Participants were randomly assigned to receive high oxygen (hyperoxia) or a lower amount of oxygen intended to maintain normal blood oxygen levels (normoxia).