Over 200 different viruses can cause the cold, but rhinoviruses are the most common cause, according to the Centers for Di sease Control and Prevention. The cold has no cure, but symptoms should ...

The most common cold viruses survive better outside the body. Also, cold weather may make the lining of your nose drier and more vulnerable to an infection by a virus.

By 1925, when Popular Science reported the findings of the US Public Health Service’s first-ever survey on the common cold, many still clung to outdated beliefs despite four decades of germ science.