that's probably because you broke some blood vessels close to your anus. does it happen frequently? if it is only a one time thing, it could be due to a big 便便 breaking the blood vessels in the area as you 如廁. To avoid this in the future, eat my fibers, fruits & vegetables in your diet. Good luck!
-=-=-=-=- 以下內容由 jennifer 在 2006年01月12日 04:20pm 時新增 -=-=-=-=- Note: I don't know 測字.