Onyour iPhone, open the Health app. Follow the onscreen steps. If you don't see a prompt to set up, tap the Browse tab, then tap Respiratory > Blood Oxygen > Enable. After you complete setup, open the Blood Oxygen app on your Apple Watch to measure your blood oxygen levels. If you still don’t see the Blood Oxygen app on your TheHealth app gathers health data from your iPhone, iPad, Apple Watch, and apps that you already use, so you can view all your progress in one convenient place. Health automatically counts your steps, walking, and running distances. And, if you have an Apple Watch, it automatically tracks your Activity data. You can also enter information So Garmin Venu SQ, Venu, Vivoactive, Vivomove or Apple Watch SE 2? Sport/fitness is a priority, but smart features are very welcomed bonus. I wouldn’t use TheWater Lock is only available on Apple Watch Series 2 or later and Apple Watch SE. Do not swim with Apple Watch 1st Generation or Apple Watch Series 1 as they are not waterproof. which turns off your Watch face and silences some features like the Walkie-Talkie feature. However, you still might receive haptic notifications when HealthFeatures Remain the Same. All three watches serve as fully functional fitness trackers and can monitor your heart rate and notify you of irregular rhythms. However, that's where the SE stops. The Apple Watch SE starts at $249 for the GPS-only model and $299 for GPS and cellular variants. The Apple Watch Series 9 starts at $399 for 8 VO2 Max. Your VO2 Max information gathered by your Apple Watch is stored in the Health app on your iPhone. Rick Stella/Insider. Tracking your VO2 fitness levels or TheApple Watch SE 2 was released in September 2022 alongside the Apple Watch Series 8 and is available to buy now at Apple UK, Apple US and Apple Timein daylight is available from Apple Watch SE (2nd generation), Apple Watch Series 6 and later, and Apple Watch Ultra. Available on Apple Watch Series 7 or later, Apple Watch SE (2nd generation), and all Ultra models. The Medications feature should not be used as a substitute for professional medical judgment. Themain things it lacks are an always-on display, an ECG, and blood oxygen tracking from the 8, and the Double Tap feature from the 9, but the Apple Watch SE 2 still has a wide Simplyopen the Apple Watch app on your iPhone and look for the Heart category. In this section, you can enable the following features: Install the ECG app for taking electrocardiograms from your KNS3d8.