The condition is usually mild, but can be serious for some people.
GettyUnfortunately, a cold can also have more severe symptoms in the very young and the very old. Older people are more likely to develop a more serious infection compared with adults or older children. And people who smoke—or who are exposed to second-hand smoke—are also more likely to get a cold and have more severe symptoms.
Another group of people who are more severely affected by infection with cold-causing viruses are people with an existing lung condition. They can include people with asthma, cystic fibrosis or chronic obstructive pulmonary disease . Infection with a virus that causes inflammation of the airways can make breathing much harder. People withWhile the bacterial infection in these patients can be treated with antibiotics, there is no effective antiviral treatment against all types of rhinovirus.
There is not one single element that dictates how severe an infection with a cold virus will be, but there are many conditions or factors that can raise a red flag. One of the best ways to avoid catching a cold is to wash your hands properly. This can prevent the spread of many different infections, not just the viruses that cause the common cold. And everyone, not just those classed as vulnerable, should get the flu jab. For viral infections, prevention is key.
Peter Barlow is professor of immunology and infection and head of research of the School of Applied Sciences at Edinburgh Napier University
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