Ovulation lasts 12 to 24 hours, during which an egg can be fertilized. The fertile window is six days long, including the day of ovulation and the five days before it. Understanding your cycle can ...

Conception occurs when sperm fertilizes an egg found in the fallopian tube, creating a zygote that can eventually become an embryo. Conception — and ultimately, pregnancy — can involve a surprisingly ...

A woman’s fertility window refers to the short span each cycle when pregnancy is biologically possible, but it’s often ...

Most sex-ed programs cover the basics of conception, but when it comes to ovulation, many are left in the dark. And even if you were lucky enough to learn about ovulation in school, it's typically not ...

A pregnancy test detects the presence of the pregnancy hormone human chorionic gonadotropin, or hCG, in a person’s body. But the body doesn’t produce that hormone until several days after conception.

Managing PCOS for natural conception can feel overwhelming, especially when cycles are irregular and symptoms are ...

How does a baby develop inside the womb? Fox News looks at the various stages of development from conception to birth. Pregnancy tends to follow a well-understood and predictable course. But according ...

Provera can help manage menstrual cycle issues that may affect fertility. While Provera can help regulate periods temporarily, long-term use can interfere with successful ovulation. If you're pregnant ...

Ovulation is when you're most fertile and typically occurs halfway through your menstrual cycle. Ovulation symptoms include spotting, pain, and changes in cervical mucus and body temperature. Track ...

A pregnancy test detects the presence of the pregnancy hormone human chorionic gonadotropin, or hCG, in a person’s body. But the body doesn’t produce that hormone until several days after conception.