TOPIC: What are some bad habits that some of us may do that ends up hindering our BB'ing goals and other progresses?

The Question: Unconsciously we may not even realize it but sometimes we hinder our progress/goals unbeknownst to us
at times on the daily, weekly or even monthly basis.
What are some of the most common everyday things we (people) do, unconsciously,
that may hinder their BB'ing progress?
What could possibly be the worst everyday thing that one can do in which would hinder our progress?

No specific order, just a list of bad habits..

Most of these are a no-brainier, but a good refresher