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.
Generally, a woman ovulates 11 to 21 days after the end of her last period or from 12 to 16 days before she expects her next period to begin. During ovulation, an egg is only available for fertilization for 12 to 24 hours. However, since sperm can live in the body for up to five days, it is possible to get pregnant right after ovulation. A missed period may signal a pregnancy.