The carat (ct) is a unit of mass equal to 200 mg (0.2 g; 0.007055 oz) and is used for measuring gemstones and pearls. The current definition, sometimes known as the metric carat, was adopted in 1907 at the Fourth General Conference on Weights and Measures, and soon afterwards in many countries around the world.
Depending on your cycle length the most fertile days in the cycle varies: If you have 28 days between periods ovulation typically happens on day 14, and the most fertile days are days 12, 13, and 14. If you have longer cycles, say 35 days between periods, ovulation happens on day 21 and the most fertile days are days 19, 20, and 21.
1 To boost the chances of pregnancy, women should observe their bodyâs most fertile time. 2  Generally, a womanâs most fertile period is a several-day period of time that ends on the day after ovulation has taken place.3  The maleâs sperm can survive in the reproductive tract until ovulation and fertilization occur. However, a womanâs egg can only live for up to 24 hours after ovulation. 2  This limits the timeframe when pregnancy is most likely to occur. 3  To boost the chances of pregnancy, women should observe their bodyâs most fertile time.