All A to Z Topics


A cold is a mild viral infection of the nose, throat, sinuses and upper airways. It can cause nasal stuffiness, a runny nose, sneezing, a sore throat and a cough.
Symptoms of a common cold
The symptoms of a common cold include a sore or irritated throat, nasal congestion, nasal pain, runny nose, coughing and fever.
Treating a common cold
In most cases, you will be able to treat the symptoms of cold yourself at home by using a number of self-care techniques.
Complications of a common cold
Colds don't usually cause complications. However, the infection can sometimes move to your chest, ears or sinuses.
Common cold in children
A cold is a viral infection that affects the nose, throat and sinuses. While adults usually have two to four colds a year, children can catch as many as seven to 10.
Preventing a common cold
Learn about how to prevent a common cold from spreading, including washing your hands regularly and taking care to sneeze or cough into tissues.