[The Comedian]

If/when the economic system grinds to a halt there will be 25-30 million in this country alone who will suddenly be off their antidepressan

That's a brilliant supposition. It hadn't occurred to me, but you're right.

30 million people going through psycho-active DT's...

Frowning takes 68 muscles.
Smiling takes 6.
Pulling this trigger takes 2.
I'm lazy.

[Quix]

A significant chunk with serious suicidal tendencies or worse.