什么情况下可致男性不育 % D8 O8 T Z/ T6 c7 N4 O长期大量服用烟酒会造成精液品质下降。吸食大麻、海洛因也会影响男性生育力。最近六个月有无发烧超过38.5℃,如果发烧超过38.5 ℃,会抑制精虫的制造达六个月之久,并且发烧也会破坏精虫DNA。8 |( [; Z" o) I) s; t0 k
- \, I7 |' D. j. o( |1 m: a5 p1 j 有一些药物会造成精虫暂时性或永远性的减少,像一些贺尔蒙制剂,如男性贺尔蒙、女性贺尔蒙、类固醇等一些治疗泌尿道感染的药物,如 Nitrofuratoin;治疗痛风的药物如秋水仙素、治疗溃疡性结肠炎药物,如Sulphasalaz inel(一种黄胺剂),会造成精虫数目暂时性的减少。孕妇食用或暴露在女性贺尔蒙或类女性贺尔蒙添加物,会生下生殖器异常或睾丸制精能力低的男孩。为使身材健美而服用男性贺尔蒙也会造成精虫数目下降。 W& M t, \$ {$ h1 A C m, P
In Asia, particularly among the Chinese and Japanese, education is all-important in elevating one's status in life. The priorities are getting into good schools and good universities which ensure employment and prospects of a bright future. Responding to this demand for a quality education 14 years ago, the Shanghai Singapore International School established its first school in China. . n& @+ Y" \; D4 Qhttp://www.urbanatomy.com/site/ssis.htm international school in shanghai( F! N6 F- z1 w" S3 @