These symptoms disappear fairly quickly and usually do not require treatment.

Moderate to severe symptoms usually require corticosteroids to control inflammation.

Three symptoms in particular require prompt and careful attention:

Such symptoms require immediate evaluation in the nearest hospital emergency department.

Recurrent or persistent symptoms require attention; have them checked.

When caring for a person with heart disease, it is important to know which symptoms require a call to the doctor.

These symptoms usually go away on their own within 6 months and do not require further treatment.

You're miserable, but these symptoms don't usually require medical attention--at least, in developed countries.

Acute or late-stage symptoms are usually unmistakable and require immediate emergency treatment.

These symptoms may require you to use more asthma medications to open your airways.