Our Symptom checker provides clinical advice on what to do next based on your symptoms.
A cold is a viral infection that affects the nose, the throat and upper airways. Find out more about the common cold.
Colds and flu
Find out more about how to treat the cold or flu, how to avoid catching the cold or the flu and special cases in which to take extra care.
Coughs and colds in children
Most coughs and colds in children are caused by viruses. Find out how to treat your child and prevent them from developing and spreading a cold.
Coronaviruses can cause several illnesses, from the common cold to serious respiratory infections and pneumonia. Learn more about coronaviruses.
Most coughs are caused by viruses which inflame the throat, windpipe or lungs. Here are some tips to relieve a chesty, dry or persistent cough.
10 tips to fight the flu – infographic
Flu vaccine and good hygiene are some of the most important ways to help prevent colds and flu. Here's a handy list of tips to fight the flu.
Cold or flu? (infographic)
Can't tell if you've got the cold or the flu? This infographic helps you compare cold and flu symptoms, debunk the most common myths.
The flu is a viral infection affecting your nose, throat and sometimes your lungs. It is typically more severe than a cold. Find out more about the flu.
How colds and flu impact blood donations — and how you can help
Up to 1,400 people per day are cancelling their blood donation appointments, following an early start to the cold and flu season. Here's how your donation can help.
A high temperature is a normal response to infection and can be a sign of a cold or flu. Learn how to take your temperature and care for yourself.