Dear Welcome to HCM We understand your concerns I went through your details. I suggest you not to worry much. You guessed it correct. If you have social phobia and social anxiety at the age of 18 and if you do not take any treatment measures, it is for sure that your condition will worsen in the future. First of all you should consult a psychologist for a counseling session. Then according to his opinion you may need psychiatric intervention. Please work with your psychologist or psychiatrist. Please do not over look your condition and shy away from treatment. you need them, for sure. Psychotherapy techniques should suit your requirement. If you require more of my help in this aspect, Please post a direct question to me in this URL. http://goo.gl/aYW2pR. Make sure that you include every minute details possible. I shall prescribe the needed psychotherapy techniques. Hope this answers your query. Available for further clarifications. Good luck.