9to5Mac Follow Apple Watch adds an all-new Readiness app, here’s how it works Apple Watch is gaining an all-new health-related app called Readiness. Here’s what you need to know about Apple’s new fitness-focused Readiness app. https://9to5mac.com/2026/09/15/apple-watch-adds-an-all-new-readiness-app-heres-how-it-works/ 9to5mac.com