牙刷的使用壽命
<P class=MsoNormal style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><FONT size=3><B><SPAN style="COLOR: #033d21; FONT-FAMILY: 新細明體; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt">根據美國醫學實驗發現</SPAN></B><SPAN style="FONT-FAMILY: Tahoma; mso-font-kerning: 0pt"> </SPAN><B><SPAN style="COLOR: #033d21; FONT-FAMILY: 新細明體; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt">一些長期的咽喉疾病患者如果每隔幾星期就更換一把新的牙刷對於病情有明顯的改善。連續使用超過兩個月以上的牙刷會有白色念珠菌、溶血性鏈球菌肺癌桿菌以及葡萄糖球菌等病菌。</SPAN></B><B><SPAN style="COLOR: #c00000; FONT-FAMILY: 新細明體; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt">可引起急性扁桃腺發炎、<SPAN lang=EN-US> </SPAN>咽喉炎等疾病</SPAN></B><B><SPAN style="COLOR: #033d3d; FONT-FAMILY: 新細明體; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt">對於免系統不健全的人易導致風濕熱、<SPAN lang=EN-US> </SPAN>急性腎小球腎炎。所以每次刷牙完畢後</SPAN></B><B><SPAN style="COLOR: #c00000; FONT-FAMILY: 新細明體; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt">將牙刷沖洗乾淨，牙刷頭朝上，置於乾燥處每隔三至五天用濃鹽水浸泡一次</SPAN></B><B><SPAN style="COLOR: darkgreen; FONT-FAMILY: 新細明體; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt">三個月換<SPAN lang=EN-US> </SPAN>一把新牙刷以確保牙刷的衛生</SPAN></B><SPAN lang=EN-US style="FONT-FAMILY: Tahoma; mso-font-kerning: 0pt"> <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></FONT></P>