[ noun ] pain in a muscle or group of muscles <noun.state>
Myalgia \My*al"gi*a\, n. [NL., fr. Gr. ? muscle + ? pain.] (Med.) Pain in the muscles; muscular rheumatism or neuralgia.
Dr. David Fleming, deputy state epidemiologist, said in December that the condition of many eosinophilia myalgia syndrome victims did not improve quickly after they stopped taking the dietary supplement containing L-tryptophan.