Overview & Facts

Have you suffered with asthma for a while? Maybe you’re recently diagnosed, or a caregiver 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?

What does asthma feel like? Can sex trigger asthma? Why doesn’t my asthma inhaler work? Read our quick answers to common asthma questions so you can stay well — and be active — even with asthma.

Want to learn all about asthma? Read about this increasingly common breathing problem that affects adults, teens, and kids alike.

Did your symptoms of asthma develop as an adult? Learn more about adult-onset asthma and how you can treat the symptoms to breathe easily.

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

How does bronchial asthma differ from regular asthma? Read more about bronchial asthma and how you can prevent this condition from worsening.

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 established, 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.

An allergy can make you sneeze, cough, itch, and wheeze. Most people with asthma also have allergies. Read more about common allergens and how to prevent these from triggering your asthma symptoms.

Do you suffer with sinusitis or postnasal drip? Many times, these problems 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 preventive steps to avoid these asthma triggers.

Do you cough or wheeze shortly after starting to exercise? If so, you may have exercise-induced asthma. Learn how treatment can help prevent exercise-induced asthma.

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

Smoking is a powerful trigger of asthma symptoms. Even secondhand smoke is associated with asthma. Read more and protect your lungs from further irritation and inflammation.

If you have asthma, even the slightest respiratory tract infection can trigger an asthma attack. Read more about good hygiene and preventive care so you can reduce infections and the chance of serious breathing problems.

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.

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’s no asthma cure, there are simple steps you can take right now to reduce the chances of having asthma symptoms. Learn how to prevent asthma so you breathe easily.

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

Do you get a flu shot each fall? Discover how a flu shot can help you stay well with asthma, and then ask your doctor about this annual vaccine.

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


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