Maternal infections underlie several adverse birth outcomes. Whether trimethoprim–sulfamethoxazole prophylaxis during pregnancy will improve birth outcomes is unknown. In a double-blind ...

Discover the best sex positions to try during pregnancy for optimum comfort and safety for you and baby. Learn the top sex positions to avoid during pregnancy to reduce complications, according to ...

Taking a pregnancy test too early can procure a false negative result. How do you know when it's time to take one?

Need a break? Play the USA TODAY Daily Crossword Puzzle. When does morning sickness start? Pregnancy (or "morning sickness") symptoms can begin to show within four to eight weeks, experts say.

What animal has the longest gestation period? From salamanders to elephants, here’s how long it can take to make a baby.

An "unprecedented view" of how the body changes during and after pregnancy has revealed many long-lasting impacts on the liver, kidneys and more ...

Thylacine De-Extinction Achieves Mid-Gestation Marsupial Embryo Development In Artificial Uterus “This will enable us to generate thylacine young at scale for rewilding, without the need for ...

Tuberculosis (TB) is a contagious bacterial infection. It has an incubation period of up to 2 years after initial contact. Here's what you need to know.

Picture Shows Dog Embryo After 7 Days of Gestation? Canine pregnancy lasts about two months, and the fetus starts to be recognizable after five weeks.

How long does it take to develop COVID-19 symptoms? An incubation period is the length of time it takes someone to develop symptoms after exposure to a pathogen.