Procrastination
There is no perfect time to complete your tasks, it may be uncomfortable at first, once you get started, you will get better and better.
Neglecting yourself
A stressful lifestyle can lead you to unhealthy habits, now is the time to end those habits and start taking care of your health.
Binge-watching TVInstead of wasting a lot of time watching shows that you don't get anything out of, spend it on something that adds to your skills or your passions.
Get out of your comfort zone
Don't be afraid to try new things, get out of your comfort zone, and take small risks if you want to improve yourself.