under ios 13 how to update medical id

Set up your Health Profile (Medical ID)

1. Open the Health app and tap the Summary tab. 
2. Tap your profile picture  in the upper-right corner. 
3. Tap Health Profile, then tap Edit. 
4. Add your information, like height, weight, and age. 
5. Tap Done. 
6. You can also set up your Medical ID or register to be an organ donor from your profile. 

Your Apple Watch uses your personal information to calculate how many calories you burn and more. You can choose to share this information with other apps and it's kept up to date across all your devices.