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Beethoven's hearing loss may have been related to environmental factors, genes, or even his music career. Several different theories exist regarding Beethoven's hearing loss, but some details ...
An analysis of locks of Ludwig van Beethoven’s hair suggest he had lead poisoning. It may have contributed to chronic ailments, deafness and — ultimately — his demise.
A new analysis of Beethoven’s hair has shown the composer experienced lead poisoning toward the end of his life. He died at age 56 in 1827. Tests revealed incredibly elevated levels of lead, as ...
Neurological damage due to stroke may cause loss or impairment of speech, termed aphasia. Neurological damage or problems with development of the area of the brain involved in speech production, Broca's area, may cause muteness. [9] Trauma or injury to Broca's area, located in the left inferior frontal cortex of the brain, can cause muteness. [10]
Brain sections related to autism. Many causes of autism, including environmental and genetic factors, have been recognized or proposed, but understanding of the theory of causation of autism is incomplete. [1] Attempts have been made to incorporate the known genetic and environmental causes into a comprehensive causative framework. [2]
Hüttenbrenner's account has been used to ascribe motivations of resistance and anger to Beethoven in his final moments. Beethoven's last words and the exact cause of his death have also been the subject of some historical debate with causes such as liver disease and lead poisoning being theories. [1] [2]
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Hearing loss due to noise has been described as primarily a condition of modern society. [17] In preindustrial times, humans had far less exposure to loud sounds. Studies of primitive peoples indicate that much of what has been attributed to age-related hearing loss may be long-term cumulative damage from all sources, especially noise.