Hello Friend, Good that you are seeking a help,. You need to positive about yourself first. You may be going through some kind of anxiety which is causing you such negative thoughts and emotional disturbance.. Listen to lot of positive affirmation and music. Your boy friend is doing a good job by encouraging you. Utilizes such nice relationships to overcome. If you still feel, you can't handle it yourself, then take a professional help of any psychology expert nearby or reach us online.