Purvi Parikh, M.D., an allergist with Allergy & Asthma Network, recommends blowing one nostril at a time by putting a finger or pressure on one side of your nose, closing that nostril, and blowing out ...
Pertussis, more commonly known as whooping cough, "is a highly contagious respiratory tract infection," according to Mayo Clinic. "In many people, it's marked by a severe hacking cough followed by a ...