The phrase "old habits" refers to behaviors or actions that someone has been doing for a long time, often unconsciously or repeatedly, and can be difficult to change or stop. Full definition
He eventually had a change of heart on that, but it looks like old habits die hard. (nystateofpolitics.com)
One of my big goals for this year is to «choose» happy, but it's so hard sometimes, and I find myself sliding back into old habits of being negative. (astylishfit.com)
We can't expect to make big changes overnight so be patient with yourself & give yourself grace when you sometimes fall back into old habits when reacting to tough situations with your children. (katycouplescounseling.com)