Apple Watch 10, Apple Watch Ultra 3 last-minute rumor: New health sensor - Mashable

1. Apple Watch 10, Apple Watch Ultra 3 last-minute rumor: New health sensor  Mashable
2. Apple Watch Series 10 to feature upgraded ECG and water resistance, new ‘Reflections’ face, more  9to5Mac
3. Apple Watch X (Series 10): All the Upgrades Apple Will Likely Reveal Tomorrow  CNET
4. 'Noticeably Thinner' Apple Watch Series 10 to Eventually Get Sleep Apnea Detection  MacRumors
5. Apple Watch 10 — last-minute leak just revealed biggest upgrades  Tom's Guide