BACK IN OCTOBER 09, 2009 I FELT A TIGHTNESS ON MY RIGHT SIDE OF (NECK) AND MY (TUMMY) LIKE BUTTERFLIES COMING FROM THE TOP TO THE BOTTOM. BUT FOR A WEEK MY THROAT HAS BEEN FEELING IN PAIN .( I CAN SWALLOW, ) FOOD OR DRINKS WILL NO PAIN OR TO BOTHER. WHAT IS IT!