Fibromyalgia & Chronic Fatigue Syndrome Glossary

Get a definition of adenosine triphosphate (ATP) and its relevance to fibromyalgia and chronic fatigue syndrome.

Find out how adhesions may be involved in fibromyalgia pain.

Get a definition of adrenaline and see how adrenaline problems may contribute to symptoms of fibromyalgia and chronic fatigue syndrome.

Allodynia is one type of fibromyalgia pain. It can be caused by a simple touch, pressure from clothing, or gentle massage. Learn more about allodynia.

See what the alpha-EEG sleep anomaly is and how it's related to fibromyalgia.

Get a definition of analgesics, learn how analgesics work and how they're classified. Also get examples of analgesic drugs.

The role of antoantibodies in CFS (chronic fatigue syndrome) could help shed light on what causes the condition. Learn what autoantibodies are and the role of autoantibodies in CFS.

Get a definition of autonomic nervous system and see how it's involved with fibromyalgia and chronic fatigue syndrome.

Get a definition of B Cells and see what role they may play in chronic fatigue syndrome.

Get a definition of bruxism and how it relates to TMJ, fibromyalgia and chronic fatigue syndrome.

Get a definition of central nervous system and see what role it plays in fibromyalgia and chronic fatigue syndrome.

Learn what sensitization and central sensitization mean and why the terms are associated with fibromyalgia and chronic fatigue syndrome.

Get a definition of chronic fatigue syndrome.

Learn what cortisol is and the role the hormone plays in chronic fatigue syndrome.

Find out what cytokines are and what role cytokines play in chronic fatigue syndrome.

Get a definition of cytomegalovirus and see how the virus may be related to chronic fatigue syndrome.

Get the medical definition of disease and find out why the word isn't used in connection with fibromyalgia and chronic fatigue syndrome.

Definition of dopamine. See how dopamine is involved in fibromyalgia and chronic fatigue syndrome. Also get links to definitions of other terms related to fibromyalgia and chronic fatigue syndrome.

Get a definition of the term double-blind, placebo-controlled clinical trial.

See what endorphins are and what effect they have on pain.

Do enteroviruses cause chronic fatigue syndrome? Learn what enteroviruses are and why researchers believe they could be behind some cases of chronic fatigue syndrome.

Get a definition of the Epstein-Barr virus and see how it may be linked to chronic fatigue syndrome.

Get a definition of fascia and learn how fascia may be involved in fibromyalgia.

Learn the definition of the word fatigue.

Find out what fibro fog is, some common symptoms, and what other names it goes by.

Get a definition of fibromyalgia.

Get a definition of a fibromyalgia flare-up.

Find out what the neurotransmitter GABA does in the brain and how it may be involved in fibromyalgia and chronic fatigue syndrome.

Get a description of giardia and see how this parasite may be related to chronic fatigue syndrome or irritable bowel syndrome.

Get a definition of glia and see what roles glial cells may play in fibromyalgia.

Get a definition of glutamate and learn how it applies to fibromyalgia.

Get a definition of the HPA axis and find out how it's believed to function in people with chronic fatigue syndrome.

Get a definition of human herpesvirus 6 (HHV-6) and see how it may be linked to chronic fatigue syndrome.

Get a definition of hyperalgesia and see how it's involved in fibromyalgia pain.

See what hypothyroidism is and how it relates to fibromyalgia and chronic fatigue syndrome.

Get a definition of immune system, and find out how the immune system relates to chronic fatigue syndrome.

Get a definition of Lyme disease and chronic Lyme disease and see how they may be linked to chronic fatigue syndrome.

Get a definition of melatonin, learn how melatonin/serotonin levels can impact your sleep cycle, and see what role melatonin plays in fibromyalgia.

Get a definition of monogenic and see what a monogenic disorder is.

Find out what myalgic encephalomyelitis and myalgic encephalopathy (both called ME) actually mean, and why chronic fatigue syndrome advocates in the United States are pushing for ME/CFS to be the condition's official name.

Get a definition of narcotics, find out what effects they can have and get examples of prescription narcotics.

Learn what natural killer cells are and the role of natural killer cells in CFS (chronic fatigue syndrome).

See how this term applies to fibromyalgia and chronic fatigue syndrome.

Get a definition of neurotransmitters and find out which neurotransmitters are out of balance in people with fibromyalgia and chronic fatigue syndrome.

Get a definition of the U.S. Food and Drug Administration's New Drug Application.

Definition of nociceptors. See how they're involved in the pain associated with fibromyalgia and chronic fatigue syndrome.

Learn what nonsteroidal anti-inflammatory drugs (NSAIDs) are, what they're used for and whether they're effective for fibromyalgia and chronic fatigue syndrome.

Find out about the neurotransmitter/hormone norepinephrine and how abnormalities contribute to the chronic pain condition fibromyalgia.

Get a definition of pain threshold and see how it relates to fibromyalgia.

Get a definition of pain tolerance.

Learn the definition of paresthesia, which is one of the fibromyalgia pain symptoms.

Get a definition of peripheral nervous system and see how it's involved with fibromyalgia and chronic fatigue syndrome.

Get a definition of polygenic and polygenic disorder and see how the term relates to fibromyalgia.

Find out what a polymerase chain reaction is and why it's common to come across this term when researching chronic fatigue syndrome.

Get a definition of post-exertional malaise and find out what it means for people with chronic fatigue syndrome.

Find out what a retrovirus is and how a retrovirus may be associated with chronic fatigue syndrome.

Find out what RNase L is and what role it plays in chronic fatigue syndrome.

Get a definition of serotonin and learn how it is linked to fibromyalgia & chronic fatigue syndrome.

Get a definition of SNRI (serotonin norepinephrine reuptake inhibitor), learn how this type of drugs work and get some examples of SNRIs.

Get the definition of selective serotonin reuptake inhibitor (SSRI), and learn how these drugs work. Here are examples of SSRIs.

Get a definition of substance p, one of the chemicals associated with fibromyalgia.

Get a definition of the word syndrome and find out why it's the appropriate classification for fibromyalgia and chronic fatigue syndrome.

Learn what T cells are and the role of T cells in CFS (chronic fatigue syndrome).

Get a definition of fibromyalgia tender points and learn how they are used to diagnose the condition.

Get a definition of trigger points and see how they may related to fibromyalgia and myofascial pain syndrome.

Find out what working memory is, what activities it effects, and the role it's believed to play in fibromyalgia and chronic fatigue syndrome.

Get a definition of XMRV, a retrovirus that may be linked to some cases of chronic fatigue syndrome.