The common cold is usually caused by a viral infection. Lots of viruses can take hold inside your nose, mouth, throat or lungs, and cause cold symptoms. Colds usually last 3 to 7 days in adults and 10 ...

The record was 165. > There is no single common-cold virus. There are scores of such viruses, and many (but not necessarily all) are in a distinct class called rhinoviruses. > Except for ...