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A long time listen to loud music will damage hearing
Human inner ear has 18,000 feel hearing cells, which are about 0.01 mm in diameter ciliated cells, easily affected by noise, once damaged, can not regenerate. According to statistics, in the production level of 100 decibels of noise for 40 years working in an environment for workers, noise-induced hearing loss prevalence rate as high as [...]
161 views | No commentsFeb 4th, 2010 | Filed under Health knowledge -
A long time watching TV hurt health
U.S. “Circulation” magazine online edition recently published report, a long time watching television would be detrimental to health, and even may give rise to life shortened.
223 views | 1 commentJan 19th, 2010 | Filed under Health knowledge
