Common cold - Wikipedia Coronaviruses are a group of viruses known for causing the common cold They have a halo or crown-like (corona) appearance when viewed under an electron microscope The common cold is an infection of the upper respiratory tract which can be caused by many different viruses
Common cold - Symptoms and causes - Mayo Clinic In adults or children, a common cold that lasts a while can lead to swelling and pain in the sinuses These are air-filled spaces in the skull above the eyes and around the nose
Cold - Wikipedia Cold is the presence of low temperature, especially in the atmosphere In common usage, cold is often a subjective perception A lower bound to temperature is absolute zero, defined as 0 00 K on the Kelvin scale, an absolute thermodynamic temperature scale
6 Types of Colds and Their Symptoms Explained - Health Common types of colds include rhinovirus, coronaviruses, and human parainfluenza virus Tests can determine the cause of your cold, but it's usually not necessary Covering coughs and sneezes
Common cold - NHS Find out about the common cold, including what the symptoms are, how it's spread, how it's treated, and how you can prevent it
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