It is the leading cause of lower respiratory infections in children.

This may be the reason that old people have more respiratory infections.

He was active from the 1940s up until his death in 1982 due to a respiratory infection.

Most adults and older children have several respiratory infections each year.

But because of a respiratory infection, she was not admitted then.

He came down with a severe respiratory infection the week of the race.

Read why it's hard to fight respiratory infections, and learn some steps you can take to stay well.

He died in 1893 from complications of a respiratory infection.

Type 1 infection can also cause respiratory and eye infections.

Two studies have suggested a relationship between respiratory infections and office environments.