Our Symptom checker provides clinical advice on what to do next based on your symptoms.
Asthma symptoms include a cough, wheezing, chest tightness and breathlessness. Learn about the causes, symptoms - and the treatments - here.
While asthma itself is not preventable, self-care and taking sensible preventative measures can reduce the risk of asthma symptoms and the asthma getting worse.
Trusted information on asthma treatments and medications, managing your asthma, and links to trusted resources
How to use an asthma inhaler
Use your asthma inhaler correctly to get the full benefit of the medicine. This page contains tips and videos to help you take your asthma medicine properly.
Asthma and pregnancy
Most asthma medicines have been shown to be extremely safe for both you and your developing baby but check with your doctor if taking oral corticosteroids.
Many different medications are used to manage and control asthma. Learn more about the three main groups: relievers, preventers and symptom controllers, and how to use an inhaler, or puffer device.
When asthma symptoms get significantly worse, this is known as an asthma attack. Find out about more asthma symptoms and asthma first aid steps.
Thunderstorm asthma is triggered by a combination of thunderstorm conditions and a high pollen count. It can affect anyone, even people who’ve never had asthma.
There is no single test for asthma. Your doctor will decide if you have asthma based on talking to you, examining you and performing some breathing tests.
Complications of asthma
Asthma can result in additional complications. Learn more about common asthma complications from the information and links to trusted resources on this page.
What causes asthma?
Trusted information on the causes of asthma and factors that increase the likelihood of developing asthma, and links to trusted resources