When I get a cold, it doesn't go away. I get awful sinus pressure headaches and feel terrible... like I'm run down... no energy. I used to think my "allergies" acted up when it rained or snowed. I finally realized it was the atmospheric pressure changes that would cause my blocked sinuses to radiate pain. This February I got the worst sinus infection of my life. The pain was unbearable. I was down for two weeks... I was convinced it was meningitis. My husband said, he had