It is possible to detect pregnancy when you have one week to go before your period, and it is also possible not to detect pregnancy.
1. can detect pregnancy: under normal circumstances, a woman’s ovulation from the onset of menstruation about 14 days or so, if a woman has sex before ovulation, it may be conceived at the time of ovulation, and at this time there is a week to menstruation generally can detect pregnancy.
2. Can’t detect pregnancy: If a woman has sex for less than ten days, and after ovulation, there is still a week to menstruation is usually not able to detect pregnancy.
If a woman is in preparation for pregnancy, usually have sex at the time of ovulation, then the chances of conception at this time will be relatively high.
Women can use pregnancy tests to detect pregnancy, but it is advisable to go to the hospital for a more accurate result.