Tip #7,461 • 1 person found helpful If you are considering changing a personal habit, allow yourself 90 to 99 days to accomplish it - rather than 21 to 40 days. Wellness goals habit change personal Helpful... Share Share Tweet Send A Tip by John Gingras Licensed Professional Counselor Anyone can have an easy month. But if you can follow through for a Season, you can be certain that change will stick. Please enable JavaScript to view the comments powered by Disqus.