Egg allergy usually starts in infancy, but most children grow out of it. Learn about the symptoms and diagnosis of egg allergy, plus ways to avoid egg.
Influenza A (flu)
Influenza A is a highly contagious respiratory illness. It’s not usually dangerous if you are healthy, but can cause serious problems if you’re not. Find out more about what influenza A is, what the symptoms are and how to treat it.
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.