HI IVE HAD THIS SMILAR PROBLEM BEFORE BUT WENT AWAY NOW ITS BACK CANT FIGURE OUT WHAT IT IS WHAT HAPPENS IS MY SINUSSES GET CLOGGED BY JUST PRESURE NOT NASAL DRIP OR ANYTHING I CANT BREATH WELL I START TO GET SHORTHNESS OF BREATH HEAD FEELS NUMB THEN I PANIC ABOUT IT AFTER 1 TO 2 HOURS IT WILL LET GO AND MY NOSE WILL TURN COLD WHEN I TOUCH IT FEELS LIKE A ICE CHEST THEN I CAN BREATH AND COLD AIR GOING THROUGHT MY SINUSES WHAT IS THIS FROM CAN IT BE FROM MY STOMACH ACID OR GASSES WHEN I EAT NEED HELP