NEET BIOLOGY

Detailed explanation-1: -Both terms are correct, but runny nose is much more common. Runny nose is the idiom that Americans use to describe what happens when your nose runs (that is, when liquid comes out of your nose because of a cold, allergy, or crying).

Detailed explanation-2: -What’s a runny nose? A runny nose is mucus dripping or “running” out of your nose. It can be caused by colder outdoor temperatures, a cold, flu or allergies. “Rhinorrhea, ” a term often used alongside the phrase “runny nose, ” is the thin, mostly clear discharge you might see.

Detailed explanation-3: -When you have a cold, your body makes chemicals called histamines. That leads to sneezing, a runny nose, and watery eyes. Over-the-counter antihistamines such as chlorpheniramine and diphenhydramine block this process and can relieve those symptoms.

Detailed explanation-4: -A runny or stuffy nose with thin, clear fluid, accompanied by sneezing are common symptoms of a cold. A clear runny or stuffy nose and sneezing can also be seen in environmental allergies, which often also cause an itchy nose and itchy, watery, red or swollen eyes.