What are some bad habits to stop immediately or I'll regret

>>18107691
Smoking.
Excessive drinking.
Excessive eating.
Not exercising.
Bad posture.
Bad sleeping habits such as going to bed late, sleep less than 7 hours, not going to bed and waking up always at the same time.
Being messy.
Hoarding.
Not saving.
Not having a good work ethic.

>>18107691
If it is your habit to shit in school playgrounds, do your best to stop it. Or at least wait until the kids leave.

Smoking. You've seen the commercials and what it causes. Smoking can easily be beaten with exercise.

I have the easiest time not smoking when I'm physically active on a regular basis. Otherwise I fall into lazy sedentary spells where I smoke.

>>18107691
Singing the "Beadle's About" theme in a snarling voice when you use public toilets.

>>18107691
anal