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Fatigue Glossary
Terms used to explain Fatigue can sometimes be confusing. To help you fully understand the articles and features related to this very important health topic, we have compiled a glossary of terms that can help.
: a crystalline compound C8H9NO2 that is a hydroxy derivative of acetanilide and is used in chemical synthesis and in medicine instead of aspirin to relieve pain and fever —called also paracetamol, see liquiprin panadol tylenol
: a bitter alkaloid C8H10N4O2 found esp. in coffee, tea, and kola nuts and used medicinally as a stimulant and diuretic
chronic fatigue syndrome
Function: noun
: a disorder of uncertain cause that is characterized by persistent profound fatigue usu. accompanied by impairment in short-term memory or concentration, sore throat, tender lymph nodes, muscle or joint pain, and headache unrelated to any preexisting medical condition and that typically has an onset at about 30 years of age abbr. CFS—called also myalgic encephalomyelitis
: a glucocorticoid C21H30O5 produced by the adrenal cortex upon stimulation by ACTH that mediates various metabolic processes (as gluconeogenesis), has anti-inflammatory and immunosupressive properties, and whose levels in the blood may become elevated in response to physical or psychological stress —called also hydrocortisone
: a white crystalline strongly basic compound C4H7N3O formed from creatine and found esp. in muscle, blood, and urine
em*phy*se*ma
Pronunciation: \ˌem(p)-fə-ˈzē-mə, -ˈsē-\
Function: noun
1: a condition characterized by air-filled expansions in interstitial or subcutaneous tissues; specif: a condition of the lung that is marked by distension and eventual rupture of the alveoli with progressive loss of pulmonary elasticity, that is accompanied by shortness of breath with or without cough, and that may lead to impairment of heart action
endocrine gland
Function: noun
: a gland (as the thyroid or the pituitary) that produces an endocrine secretion —called also ductless gland, gland of internal secretion
fi*bro*my*al*gia
Pronunciation: \ˌfī-(ˌ)brō-ˌmī-ˈal-j(ē-)ə\
Function: noun
1: a chronic disorder characterized by widespread pain, tenderness, and stiffness of muscles and associated connective tissue structures that is typically accompanied by fatigue, headache, and sleep disturbances —called also fibromyalgia syndrome, fibromyositis
ho*meo*sta*sis
Function: noun
: the maintenance of relatively stable internal physiological conditions (as body temperature or the pH of blood) in higher animals under fluctuating environmental conditions; also: the process of maintaining a stable psychological state in the individual under varying psychological pressures or stable social conditions in a group under varying social, environmental, or political factors
: prolonged and usu. abnormal inability to obtain adequate sleep —called also agrypnia
: a stomach distress with distaste for food and an urge to vomit
sleep apnea
Function: noun
: brief periods of recurrent cessation of breathing during sleep that is caused esp. by obstruction of the airway or a disturbance in the brain's respiratory center and is associated esp. with excessive daytime sleepiness
1 a: a force exerted when one body or body part presses on, pulls on, pushes against, or tends to compress or twist another body or body part; esp: the intensity of this mutual force commonly expressed in pounds per square inch
b: the deformation caused in a body by such a force
2 a: a physical, chemical, or emotional factor that causes bodily or mental tension and may be a factor in disease causation
b: a state of bodily or mental tension resulting from factors that tend to alter an existent equilibrium
3: the force exerted between teeth of the upper and lower jaws during mastication
pl -goes
or -gos
1: a disordered state which is associated with various disorders (as of the inner ear) and in which the individual or the individual's surroundings seem to whirl dizzily see objective vertigo subjective vertigo compare dizziness
2: disordered vertiginous movement as a symptom of disease in lower animals; also: a disease (as gid) causing this
x–ray
Pronunciation: \ˈeks-ˌrā\
often cap X: to examine, treat, or photograph with X-rays
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