In case you ever are deluded enough to think that things can’t get worse, just remember this

Scientists in the United States have found a way of turning lazy monkeys into workaholics using gene therapy.

Usually monkeys work hard only when they know a reward is coming, but the animals given this treatment did their best all the time.

[…]

[The research leader] believes treatments based on this concept could one day benefit people with conditions like depression, where motivation has largely disappeared from their lives.