Hello,
From the description provided by you here, there is a high possibility of you currently suffering from a depressive disorder. You should seek consultation with a psychiatrist near you for comprehensive assessment of your mental state, related physical and psychosocial correlates. The psychiatrist after a thorough assessment and examination will be able to guide you through recovery process. Best of luck and wishes for your health and future.
Next Steps
please consult a psychiatrist near you at the earliest. Correct treatment can help you recover and gain back your lost confidence and life.
Health Tips
Do not lose hope and share your problems with the ones close to you. Shutting out close ones is not going to help in any manner, rather please seek and gather all the support you can.