全然知らなかったけど，この説自体は以前から言われていたものなんだそう で．
One is that carbon monoxide or other agents in tobacco smoke exert a protective effect and promote survival of brain neurons that produce dopamine, which allows muscles to move properly and is lacking in Parkinson's cases.
Cigarettes may also somehow prevent the development of toxic substances that interfere with proper neurological functioning.
http://www.sciam.com/article.cfm?alias=study-finds-smoking-wards&chanId=sa003&modsrc=reuters
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最終更新時間: 2008-04-23 08:31