Answer: no its all myth dear. recently my sil delivered a baby boy in 40+3 days. so all these things are not true . because most of the ladies didn't feel natural labour til due date n have late delivery .
Answer: why want you to predict the gender dear. it's a God gift n gift is always surprise. just wait for your surprise n don't bother about the gender.
Answer: is there any other way, we can predict gender at this moment..??