Hello Friend, Good that you are seeking a help here. These symptoms are sign of anxiety. You may be thinking too much much or having fear about future. When things does fall in places, your anxious emotions trigger sleeplessness, lack of interest, depression etc. Don't worry. Take a counseling help to assess yourself first. Few therapies sessions and counseling can help you overcome this problems.

You need evaluation for your thought process. Then you will be able to understand the exact cause of your behaviour and typical actions. Go for the evaluation for depressive tendencies some times they are so deep that we canot acess from the surface.

I think you need a professional help. Do consult a psychologist for more clarity on.