How to use a pulse oximeter at home l NHS

You or someone you care for may be asked by your GP or a health professional to monitor COVID-19 symptoms at home. This might include you using a pulse oximeter to take oxygen readings, which you will be provided with, along with using an app or paper diary to log the readings. Your clinician can then keep an eye on your condition, check your readings and help monitor your health. This video explains why this is important, how to use the pulse oximeter and take readings, and when to seek help.