see mr,you are having social phobia
is part of anxity due to lack of confidence, consult psychiatrist
at first,medicines definately help to over come from inital impact&will put u on right tract,so that you will realise what makes you worry.TO SAY MEDICALLY people will experience such symptoms when high cortisol
leveles in blood in addition to decrease serotonin level too is cause for anxity or anxity with depression
,phobias.best way is after physical exercise done in morning go for breathing exercises for just15-20 will make lot of deff,ensure food rich in potassium,magnicium along with multivitamines. best of luck.