The next Apple Watch might gain health capabilities no other wearable has

While rumors have been few and far between surrounding the Apple Watch Series 7, a new report from the U.K.-based publication The Telegraph might shed some light on Apple’s future plans for its popular wearable. The paper reports that British firm Rockley Photonics has revealed in IPO listing documents that Apple is its largest customer, ramping up speculation that the next Apple Watch will include the start-up’s next-gen sensors.Rockley Photonics makes “ultra-accurate sensors