Our Symptom checker provides clinical advice on what to do next based on your symptoms.
Asthma symptoms can include a cough, wheezing, chest tightness and breathlessness. Learn more about its causes, symptoms and treatment options.
When asthma symptoms get significantly worse, this is known as an “asthma attack”. Find out about asthma symptoms.
What causes asthma?
Trusted information on the causes of asthma and factors that increase the likelihood of developing asthma, and links to trusted resources
Bronchiolitis is a chest infection that affects a child’s ability to breathe freely. It usually appears in children under 12 months old.
Symptoms of serious illness in babies and children
If your child has a serious illness, it’s important to get medical attention quickly. Learn how to recognise the symptoms and what to do.
Penicillin is the name given to a widely-used group of antibiotic drugs. Penicillin can have side-effects, and some people suffer allergic reactions. Find out more here.
Cystic fibrosis (CF)
Cystic fibrosis is a disease affecting the lungs and digestive system. Learn more about cystic fibrosis (CF), including its symptoms, treatment options and how it's diagnosed.
Allergic reactions to antibiotics
Some people have an allergic reaction to antibiotics. Learn about the symptoms and the difference between allergic reactions and side effects.
During a bronchoscopy, a doctor views your airways and lungs. By inserting a tube attached to a camera, they aim to diagnose or treat a condition.
Respiratory syncytial virus
RSV infects a person's airways and lungs. Learn about the causes, treatment and prevention of RSV, and how to stop the virus from spreading.