When a person develops asthma as an adult, occupational exposure is a likely cause.

You want to lower the chance that you will develop asthma.

Around the age of fourteen he started to develop asthma.

Children of which gender are more likely to develop asthma?

Eczema is a sign that a child could develop asthma.

He told me that some people can develop asthma after having a bad lung infection.

In 1892 Crosby developed asthma and began to tire of mission work.

At the age of 6 he developed eczema and severe asthma.

Several studies suggest that adults and teenagers who smoke are more likely to develop asthma.

Children who smoke are more likely to develop asthma when they become teenagers.