Would have been helpful for them to include a prompt somewhere that tells you what button to push, I'll have to look around for the solution here.
Figured out a solition to this: Turn death penaltys off and feed yourself to the zeds.
Cures hunger, thirst, infection and anything else that ails...
So far my only 2 gripes are:
Whose idea was it to make it so that you can only improve skills by reading 163000 books in a zombie apocalypse!? Bring back skill use leveling!
And
Why does it seem like we have less than 25% of our former building options?