The first trimester of pregnancy occurs during weeks 1-12 when the fetus starts to develop fingers, toes, nails, and more.

Pregnancy doesn't begin the moment a sperm fertilizes an egg — it is a complex process that takes time and involves lots of luck.

Think you might be experiencing a pregnancy complication? Don't panic; here are some issues to know about and when to call your doctor.

Pregnant women are especially susceptible to yeast infections — here's how to keep uncomfortable symptoms at bay.