overdo it/things

overdo it

To do so much of an activity that it becomes harmful, detrimental, unenjoyable, or undesirable. I think I overdid it on the decorations—now the house looks downright gaudy. I know you're keen to get back into the gym, but don't overdo it or you'll end up hurting yourself.
See also: overdo
Farlex Dictionary of Idioms.

overˈdo it/things

do too much: He rather overdid it last Saturday playing football, and now he’s aching all over. I’ve been overdoing things a bit recently. I really need a rest.
See also: overdo, thing
Farlex Partner Idioms Dictionary
See also:
  • overdo
  • overdo it
  • velvet handcuffs
  • golden handcuffs
  • handcuff
  • it is better to travel hopefully than to arrive
  • be no picnic
  • on the house
  • no picnic
  • what a life!