Mayo Clinic Health Manager

Get free personalized health guidance for you and your family.

Get Started

Free

E-Newsletter

Subscribe to receive the latest updates on health topics. About our newsletters

  • Housecall
  • Alzheimer's caregiving
  • Living with cancer

Asthma

In-Depth

  • Symptoms

  • Symptom Checker Use this Symptom Checker to pinpoint possible causes of your medical symptoms.
  • Tests and diagnosis

  • Asthma: Steps in testing and diagnosis Asthma symptoms raise a red flag, but diagnosis requires evaluation and testing.
  • Spirometry Spirometry — Overview covers definition, risks, results of spirometry testing to evaluate asthma and COPD.
  • Nitric oxide test for asthma Nitric oxide test — Overview covers definition, risks, results of this procedure to evaluate asthma.
  • Causes

  • Allergies Allergies — Comprehensive overview covers allergy symptoms, allergy testing, treatment of an allergic reaction.

Text Size: smaller largerlarger