It could be because you are unorganized. Some people are disorganized by nature. And that's ok! Others may be disorganized due to underlying causes like stress, mental health conditions like depression, schizophrenia, trauma, or ADHD.
Here are some things you can do to stop being disorganized. Focus on what's important, learn to set your priorities straight. Keep the balance too. Make lists and use calendars and planners. Reduce clutters. Keep a clean surrounding to maintain your