The Healthy @Reader's Digest on MSN14 小时
8 Things Your Mucus Says About Your Health
If your mucus is gray or black... …you likely inhaled dark-colored particles, like smoke from a fire or heavy exhaust. Regular smokers can also blow out darker mucus because of the tar or other toxic ...
Medically reviewed by Jurairat J. Molina, MD Allergies occur when your immune system overreacts to harmless substances like ...
You should see a doctor promptly if your cough is accompanied by fevers, chills, night sweats, coughing up blood, shortness ...
An analysis of weather data reveals that the season of itches and sniffles is longer than it was 50 years ago.