Hi Madam We are Living in UAE Sincve 2 year We have first Baby in august 2013 in UAE only due to some problem my wife has regular period in her past this is first time she did not get here periods due date is 13 of this month after giving birth we don t have regular sex once a month due to period not came we have check if any pregnancy is there with test tube, we got negative,later we visited near by hospital to check with gynecologist, she tested bold, we got same result negative know my question is Why my wife did not get period this month if there any change to get pregnant after both result are negative