https://www.mercurynews.com/2021/11/08/qa-what-pregnant-women-should-know-about-the-safety-of-covid-vaccines/

Only about one out three pregnant women are vaccinated for COVID-19, but studies and medical experts say the facts are clear: vaccines are safe and essential for expectant mothers and their babies. Here’s why:

Q: Do vaccines increase risk of miscarriage or birth defects?