People develop kidney stones because: 1  Their small bowel absorbs too much calcium. 2  Their diets are too high in calcium or another mineral. 3  They have intestinal problems.  Urinary tract 1  infections. They may have inherited a certain disorder that makes their bodies more likely to form kidney stones.
1 Delayed ovulation may be a sign of poor egg quality. 2  Even if fertilization occurs, with delayed ovulation the endomtrium (uterine lining) has aged since the beginning of your cycle and may no longer be ready for the implantation of the fertilized egg.
simran47. It is difficult to get pregnant right before your period, since ovulation takes place around 2 weeks before the next period. This is true among women who have regular menstrual cycles and ovulation can be predicted to occur around mid-cycle. However, some women have irregular cycles. If your ovulation takes place later than expected (mid-cycle), say on the 24th day of the cycle instead of around 14th day, and fertilization and implantation take place, then pregnancy can occur right before your expected period.