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 ...

To the person who stole a large box of supplements I ordered from Amazon two days into the new year, I have one wish. I hope ...

Yes, people have died from asthma, including children and adults. Learn about socioeconomic variables and comorbid factors in ...

The Public Health Agency of Canada is part of the federal health portfolio. Our activities focus on protecting against threats to public health, preventing and reducing diseases and injury, and ...