Regular mucus tends to be thin and slippery, and it is generally a constant presence on a day-to-day basis. Meanwhile, phlegm ...

Cough medicine or a bioelectronic sinus device may help, as well. You usually don't need a doctor for a cold. But see one if you don't feel better after a few days.

Our top picks for the best OTC cold medicines include options for cough, congestion, sore throat, and more. Find the best products to help quickly ease your cold symptoms.

Many sinus infections are complications of a common cold, which is caused by a virus. When the sinuses (the passages connecting the mouth, ears, and eyes) are exposed to a pathogen, the tissues ...

FDA says one of the most common cold medicine ingredients found in Sudafed, Tylenol sinus and Advil congestion relief, is ineffective. What to know.

Also, allergy symptoms tend to be more persistent than cold symptoms, and will only subside when treated with medication ...