Step 1: Locate the "health" app that comes standard with your phone
Step 2: Select "Medical ID" at bottom right corner
Step 3: Fill in relevant information
Now when you are on your lock screen and select "emergency"
instead of just offering 911 as an option you should now see "Medical ID".
When you select that, this is the screen that pops up:
Isn't that amazing! If you already knew about this, sorry for the repeat post, but if you didn't make sure to let other people know... it really could save a life!