Sir i am feeling little tingling sensation on my left part of the brain , it feels like i can sense blood flow in my head and when i wear my eye glasses i feel vomitt feeling and when i put it off i feel okay but tingling sensation persists constantly . I am wearing low power classes nows and im not feeling any vomiting feeling. But little bit of tingling sensation on my left part of the brain just behind the left eye ...and sometimes in the middle of the left brain . Sir i need help is it normal should i ignore it or hat is this feeling? Why i am feeling tingling sensation ?