

Myalgia
The most common causes of myalgia are overuse, injury or stress. However, myalgia can also be caused by diseases, disorders, medications, as a response to vaccination It is also a sign of acute rejection after heart transplant surgery.
The most common causes are:
Muscle pain may also be due to:
Overuse of a muscle is using it too much, too soon and/or too often. Examples are:
The most common causes of myalgia by injury are: sprains and strain (injury).
Multiple sclerosis, Myalgic Encephalomyelitis, Myositis, Lupus erythematosus, Familial Mediterranean fever, Polyarteritis nodosa, Devic's disease, Morphea
Carnitine palmitoyltransferase II deficiency, Conn's syndrome, Adrenal insufficiency, Hyperthyroidism
Chronic fatigue syndrome, Ehlers Danlos Syndrome, Hypokalemia, Exercise intolerance, Mastocytosis, Peripheral neuropathy, Eosinophilia myalgia syndrome, Fibromyalgia, Barcoo Fever, Herpes, Delayed onset muscle soreness, AIDS, HIV, Tumor-induced osteomalacia, Post Orgasmic Illness Syndrome
Acrylamide, Asprin, colesevelam, darbepoetin, darunavir, ezetimibe, ibandronate sodium, Ibuprofen, imiquimod, interferons, isotretinoin, procainamide, quinupristin/dalfopristin, statins, sumatriptan, tasigna, tiotropium, vardenafil, zolmitriptan, zocor. (Ibuprofen can help reduce swelling.)
Sudden cessation of opioids, barbiturates, benzodiazepines, or alcohol can induce myalgia.
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