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- The ability to constantly monitor blood oxygen levels with some degree of accuracy, they said, could help people discover symptoms for health conditions like sleep apnea.
www.nytimes.com › 2020/09/17 › technology
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Sep 17, 2020 · The ability to constantly monitor blood oxygen levels with some degree of accuracy, they said, could help people discover symptoms for health conditions like sleep apnea.
- Overview
- What is blood oxygen
- How to use the Blood Oxygen app
- How to get the best results
- About background measurements
- View your Health information
- Things you should know
- Learn more
The Blood Oxygen app can allow you to measure the oxygen level of your blood on-demand directly from your wrist, providing you with insights into your overall wellness.
Measurements taken with the Blood Oxygen app are not intended for medical use and are only designed for general fitness and wellness purposes.
The Blood Oxygen app is only available in certain countries and regions and is supported on Apple Watch Series 6 and later, and any model of Ultra, with some restrictions on watches purchased in the United States.*
Learn where the Blood Oxygen app is available
Your blood oxygen level represents the percentage of oxygen your red blood cells carry from your lungs to the rest of your body. Knowing how well your blood performs this vital task can help you understand your overall wellness.
The majority of people have a blood oxygen level of 95 - 100%. However, some people live a normal life with blood oxygen levels below 95%. Slightly lower values while sleeping are expected, and some users might experience values below 95%.
Here's what you need
•Make sure that the Blood Oxygen app is available in your country or region. You will be able to see this during the setup process. •Update your iPhone 6s or later to the latest version of iOS. •Update your Apple Watch Series 6 or later, or any model of Apple Watch Ultra, to the latest version of watchOS.* •The Blood Oxygen app is not available for use by people under 18 years old. You can confirm or set up your age in your Health Profile.
Set up the Blood Oxygen app and background readings
1.On your iPhone, open the Health app. 2.Follow the onscreen steps. If you don't see a prompt to set up, tap the Browse tab, then tap Respiratory > Blood Oxygen > Enable. 3.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 Apple Watch, you can search the App Store on your Apple Watch for Blood Oxygen and download it. The Blood Oxygen app is installed during the setup in the Health app. If you deleted the Blood Oxygen app, you can install it again from the App Store on your Apple Watch if you’ve completed the Blood Oxygen app setup.
How to take a blood oxygen measurement
1.Make sure that your Apple Watch is snug but comfortable on your wrist. 2.Open the Blood Oxygen app on your Apple Watch. 3.Stay still, and make sure your wrist is flat with the Apple Watch facing up. 4.Tap Start, then keep your arm steady for 15 seconds. 5.Wait. The measurement takes 15 seconds. At the end of the measurement, you will receive the results. 6.Tap .
1.Rest your arms on a table or in your lap while you take a measurement. Keep your wrist and palm down and flat, and hold as still as you can.
2.Make sure that your Apple Watch isn’t loose on your wrist. The band should be snug but comfortable, and the back of your Apple Watch needs to be touching your wrist.
The Blood Oxygen app on your Apple Watch will occasionally measure your blood oxygen levels if background measurements are on. This will usually happen when you are not moving. Depending on how active you are, the number of readings collected each day and the time between these readings will vary. Blood oxygen measurements use a bright red light that shines against your wrist, so it may be more visible in dark environments. If you find the light distracting, you can turn off background measurements.
1.Open the Settings app on your Apple Watch.
2.Tap Blood Oxygen, then turn off In Sleep Focus and In Theater Mode.
Blood oxygen measurements only occur during sleep if the Track Sleep with Apple Watch setting is turned on.
All blood oxygen measurements, whether on-demand or in the background, are saved in the Health app on your iPhone.
1.Open the Health app.
2.Tap the Browse tab, then tap Respiratory > Blood Oxygen.
You can also filter and view measurements taken only while sleeping or in a high-elevation environment.
•Blood Oxygen app measurements are not intended for medical use, including self-diagnosis or consultation with a doctor, and are only designed for general fitness and wellness purposes.
•The Blood Oxygen app is designed for users who are at least 18 years old.
•Learn more about Blood Oxygen validation
•Learn about the accuracy and limitations of the heart sensors
What you need. Make sure the Blood Oxygen app is available in your country or region. Update your iPhone Xs or later to the latest version of iOS. Update your Apple Watch Series 6, Series 7, Series 8, or Apple Watch Series 9 to the latest version of watchOS.
Mar 29, 2022 · Using pulse oximetry, which is essentially a simplified way of saying 'non-invasive oxygen saturation monitoring', the Apple Watch Series 6 and Series 7 and other wearables are able to...
Jan 18, 2024 · Supported models and reliability. Apple Watch gained the ability to measure blood oxygen with Series 6 and has been included with each Apple Watch model since. That is until a legal...
Sep 30, 2020 · Bright red blood is well oxygenated, while darker blood has less oxygen. The Apple Watch Series 6 can measure blood oxygen levels between 70 and 100 percent.
Sep 25, 2020 · The lights shine onto the blood vessels in your wrist, with the photodiodes measuring how much light bounces back. The color of your blood helps to determine how much oxygen is in your blood. Oxygenated blood is bright red, while dark red blood usually indicates that there’s less oxygen.
