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Asthma health centre

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Overview & facts

Have you suffered with asthma for a while? Maybe you’re recently diagnosed, or a carer to someone with asthma. Learn more about this increasingly common breathing problem, including asthma causes, risk factors, and prevention. We want you to take control of your asthma symptoms and live an active life.

What is asthma?

An overview of asthma and the different types of asthma.

Get answers to frequently asked questions about asthma.

To understand asthma, it helps to have an overview of how the lungs and respiratory system work.

Learn more about the lungs.

Asthma affects children in different ways. Discover the causes of childhood asthma and what you can do to prevent asthma attacks.

Do you know the early signs of an asthma attack? They may surprise you. Learn more about asthma attacks and why early treatment is important to prevent asthma emergencies.

A severe asthma attack (called status asthmaticus) can be life-threatening. Make sure you have an emergency plan prepared, so you can get immediate treatment for severe asthma attacks. 

Causes and triggers

What makes you wheeze or cough? Learning more about asthma triggers can help you reduce the chances of having asthma attacks.

Do you suffer with sinusitis or postnasal drip? These problems can often trigger asthma symptoms, such as coughing and wheezing.  Learn how you can prevent serious problems by treating symptoms early.

Discover which foods are most likely to cause a serious breathing problem, and take precautions to avoid these asthma triggers.

About 75% of patients with asthma also have frequent heartburn or gastroesophageal reflux disease (GORD). Find out about some self-care strategies you can take to prevent GORD.

Learn how stress and anxiety can affect asthma.

Do you know which medications may trigger a life-threatening asthma attack? Aspirin and other medications can cause wheezing and increased mucus in sensitive people. Read more and find out if you’re at risk.

Christmas can create special challenges for children with asthma. Learn more about potential triggers at Christmastime.

Are you at risk?

Does asthma run in your family?  Learn more about asthma risk factors and then try to change those you can control.


While there is no asthma cure, there are steps you can take to reduce the chances of having asthma symptoms.

If you have allergies, learn some ways to prevent asthma. Find out how to avoid allergens to reduce the chance of coughing and wheezing.

If you suffer with allergies and asthma, immunotherapy may help decrease your sensitivity to allergy triggers.  Ask your GP if immunotherapy might help you to breathe easier.

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