Think of one small achievable thing, that if you stuck to it, would make a big difference in your life. Try and do that one thing consistently for January. If you succeed at that, you have created a new healthy amazing habit that has changed your life for the better. Next select and try to stick to one more small important thing for February.
Trying to change a lot of things at the same time is not usually successful. A long list of New Year's resolutions may make you feel overwhelmed and you are less likely to stick to them.
What ONE thing do you want to change for January?