Indeed, we are all likely in denial of at least a few habits that actively increase our unhappiness.
There’s lots of research on what makes people happy and unhappy. Lots and lots. (Click on the links below if you’re interested.) What follows is a partial list of the habits of unhappy people and what instigates them. To be sure, these behaviors don’t affect everyone in identical fashion. Whether these habits contribute to your unhappiness is entirely for you to decide.