By default, these notifications are turned off but if you follow these simple steps, you can customize your notifications to receive updates about your connections health status updates.
Tap the "More" menu in the bottom navigation bar
Tap "Notification Preferences".
Select which notifications you'd like to receive.
Here you can also choose to be notified when your connections log or recover from ailments.
Next, see how you can see a feed of all your connections score changes and events.