Tags: Disease.
Neurasthenia is a term that was first used at least as early as 1829 to label a mechanical weakness of the actual nerves rather than the more metaphorical nerves referred to by George Miller Beard later.As a psychopathological term neurasthenia was used by Beard in 1869 to denote a condition with symptoms of fatigue anxiety headache neuralgia and depressed mood.Neurasthenia is currently a diagnosis in the World Health Organization’s International Classification of Diseases (and the Chinese Society of Psychiatry’s Chinese Classification of Mental Disorders).