Are the little buggers seriously depressed? Actually it has very little to do with psychology… which leads us back to cutting down on calories. The less you eat, the longer you live… supposedly.
Looks like the same applies to worms, but with a twist: antidepressants can trick a worms brain into thinking it has gone on a diet “pushing their fleeting lifespan of three weeks to more than four.”
Worms on antidepressants [Nature News]