gj_frog : 你好 我想向你询问一下IUD的事情。我上周三去上的环,之后流血四天 血不多 之后到现在有一次性生活 今天早上还在睡觉的时候突然觉得屁股下面湿湿的 湿了很大一片 ... sorry im at work so cannot type Chinese. I think it is very normal. It sounds like just slightly heavier discharge. If not smelly, not painful, no fever, no problem. You should ask a doctor or nurse to check your IUD in 4-6 weeks time, to make sure it is sitting at the right place. Don't worry too much la. Very normal heavier ... ...