General fibromyalgia terms and chronic pain related definitions for people suffering from Fibromyalgia and/or Chronic Pain.

Fibromyalgia and Chronic Pain Terms

Krupp Scale

The Krupp Fatigue Severity Scale includes 9 items rated on 7-point scales and is sensitive to different aspects and gradations of fatigue severity.


Joint Protection Behaviour Assessment was constructed by Hammond and associates to determine the effect of protection methods during everyday activities on the patient's behavior.

Interstitial Cystitis

A chronic idiopathic cystitis (inflammation of the urinary bladder) characterized by painful inflammation of the subepithelial connective tissue and often accompanied by Hunner's ulcer.

Informed Consent

The decision by a person to give or not give permission for an action affecting them. The decision is based upon having all the information bearing on the situation including the advantages


The body's response to tissue injury or foreign substances that usually produce symptoms of heat

Inclusion Criteria

The predefined characteristics that allow a subject to be entered for consideration for a trial. In a study of osteoarthritis

Il-1 Interleukin

One of the pro-inflammatory cytokines in the immune system thought to play a role in the disease process of rheumatoid arthritis

Immune System

The bodily system that protects the body from foreign substances


Incremental Cost Effectiveness Ratio - Where effectiveness is measured in Quality Adjusted Life Years (see: QALYs)


A proposed mechanism that might explain a known fact or observation. A hypothesis may be tested by a well-designed research protocol.