Understanding your menstrual cycle is key not only for conception, but also for avoiding unwanted pregnancy. Many women rely on the ‘safe days method’ or ‘fertility calendar tracking’ to determine ...

Fertility websites and smartphone apps vary in how they calculate a woman's fertile window, and many get it wrong, according to a new study. For example, 78.8% of apps and 75.0% of websites included ...

Jillian Wanner dutifully took birth-control pills for years to avoid getting pregnant by accident. When she stopped taking it, in 2016, at age 32, so she and her husband could try for a baby, she says ...

Catholics around the world — who are already observing the first week of the Advent season — mark the Solemnity of the Immaculate Conception on Thursday, Dec. 8, a day that signifies the conception of ...