Illness, chronic

What Kind of Doctor Do I Need? Slideshow

Medical Definition of Illness, chronic

Illness, chronic: An illness that has persisted for a long period of time. Chronic illness is a continuing disease process.

Subscribe to MedicineNet's General Health Newsletter

By clicking Submit, I agree to the MedicineNet's Terms & Conditions & Privacy Policy and understand that I may opt out of MedicineNet's subscriptions at any time.

Reviewed on 6/9/2016

Health Solutions From Our Sponsors