Dear Sir/madam yesterday I felt something for few secs,i cannot describe what had happened for few secs but I felt like unusual feeling or like half unconscious for few secs and the same thing it happened just half an hour ago so I am so worried,Is that a sign of mini stroke or heart attack,My Bp is normal and pulse rate normal,i m so worried dear doctor's as it happened twice, kindly tell me sir/madam Thank you