Learn more about the common cold, the viruses that cause it, and why it’s so difficult to find a vaccine for it.

Adenovirus is spreading fast, with symptoms that often look like a cold or flu. Learn how to tell adenovirus apart from the common cold and flu, key symptoms to watch for, and when to be concerned.

Rhinoviruses and endemic coronaviruses are the main causes of the common cold. Recent studies show “common” cold viruses can cause severe and even fatal illness in healthy adults. Infection with ...

“Meanwhile, flu typically causes a sudden onset of fever, severe tiredness and weakness, muscle and joint aches, a headache, ...