Suffering from random eyebrow twitching. Causing harm to social lifestyle. Suggestions?

Greetings to you Dr. John Meyer. I have a query about what happened to me for about 8 years now, im now 27 seven years old. im having a problem which is my eyebrow keep twitching randomly like every second and i can controlled it. it happen just like that. and i dont understand why that happen. Is that a disease? I have a personality, which is i dont like much to be in public and somtimes i feel like anxiety of nowhere and sometimes i feel like i have unbalanced emotion which is all of these already affected my social lifestyle and my job. This make me sad because i dont know what to do. I feel shy to be in public and to initiate talks with people because of the eyebrow twitching..Some people have mistakenly thinking about me because of that? What should i do doctor? Should i met phychitarist of what kind of medicine that i can buy from Pharmacy to help me. :( Thank you Dr. John. Im waiting to hear the answer from you. God Bless,