A bill that requires public school students to watch two videos on fetal development from conception until birth passed the Florida House.

In typical discussions about fetal development, the clock begins at a woman's last menstrual period before conception. That typically adds about two weeks from the date of fertilization.

A new report suggests older age and alcohol consumption in the year leading up to conception may have an impact by epigenetically altering a specific gene during development of human eggs, or ...

An MUSC research team reports in Cells that the complement system, part of the body's natural immune defenses, is a key ...

While fetal exposure to cannabis in early pregnancy can reduce birth weight, those effects can become more severe if use continues throughout the pregnancy, according to researchers. Photo by Free ...

New research is elucidating the effects of maternal stress during pregnancy on fetal development. The research is finding links between a mother's stress levels during pregnancy and several birth ...

A new study finds that Zika infection during the first trimester of pregnancy can impact fetal retinal development and cause congenital ocular anomalies. The virus does not appear to affect ocular ...

Medically reviewed by Jamin Brahmbhatt, MD Key Takeaways A micropenis is a penis that is 2.5 standard deviations smaller than ...

When you typically hear about fetal development, the clock begins at a woman's last menstrual period before conception. That typically adds about two weeks from the date of fertilization.