Prenatal-onset and early-onset group B strep disease are typically spread through vertical transmission, from mother to baby. However, late-onset GBS disease can be caused by sources other than the mother, also known as horizontal transmission. #groupBstrep

Any unexplained maternal fever may be a sign of infection in your baby. Contact your provider immediately if you experience this! Make sure you have the knowledge to help protect your baby from #groupBstrep!

Healthy pregnancy behaviors can help prevent many types of prenatal infection. The mnemonic HYGIENE is a great way to remember the basic steps of helping prevent prenatal infections! #groupBstrep #PrenatalInfectionPrevention

Approximately 1 in 4 pregnant women carry #groupbstrep. Don't play the odds. Make sure you are tested and know your test result! #GBSTest

It's never too early to talk with your healthcare provider about #groupBstrep! Being informed can help you protect your baby. Check out group B strep FAQ at

A prenatal infection occurs when germs in a pregnant individual cause illness that affects the pregnant individual, the unborn baby or the newborn after delivery. Germs can travel upwards thru the vagina & cervix or thru the maternal bloodstream to reach babies before birth.

#groupBstrep is a fast-acting type of bacteria. Whether you are a parent or a healthcare provider, you need to know the signs. We must advocate for all babies so that concerns are heard! Full Story:

Prenatal-onset #groupBstrep disease is often overlooked or not recognized, discounting why thousands of parents have lost babies who were infected by GBS in the womb. We want to change that, especially during Prenatal Infection Prevention Month!

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Although there are no official guidelines regarding prenatal-onset #groupBstrep disease prevention, several knowledge-based strategies may help prevent unborn babies becoming infected by GBS and/or enable better outcomes with prompt medical intervention.

If the uterus is not sterile before pregnancy, bacteria may infect the baby once present. In ascending infection, the bacteria colonizing the vagina crosses cervix & intact membranes infecting the baby. Infection via this route may cause PPROM, preterm birth, stillbirth, & sepsis

February is ​International Prenatal Infection Prevention Month! Our goal every February is to educate people on how to help prevent prenatal infections year-round. Learn more at

See what you've learned about #groupBstrep! Test your knowledge with this 10-question quiz! ​Share the quiz with friends to help spread awareness!

Studies show that giving intrapartum IV antibiotics before delivery interrupts vertical transmission of #groupBstrep and decreases the incidence of early-onset GBS disease! Make sure you know your status!

As knowledge about #groupBstrep improves, so does our terminology. You may encounter the newer term "iGBS." "GBS" refers to the type of bacteria (group B strep) while "iGBS" refers to invasive disease caused by GBS.

This is a common question we hear from parents whose baby was infected by #groupBstrep even though the mother's GBS status was negative. While it varies by case and the exact way is usually difficult to determine, there are a few possible explanations:

You've been tested for #groupBstrep, now what? Your GBS status matters and can raise many questions. Get your answers at:

In many countries, it is recommended that women are tested for #groupBstrep during the 36th or 37th week of pregnancy. This timeframe is important to predicting GBS status at birth!

If your urine culture or 36+ week swab test is positive for #groupbstrep, your provider should consider you as “GBS colonized” for this pregnancy so that you receive IV antibiotics when labor starts or your water breaks. Find out more at

#GroupBStrep is not limited to pregnant people. Anyone can carry GBS! Those who do usually do not have any symptoms; however, GBS can cause vaginitis & UTI symptoms. If you are experiencing these, talk to your healthcare provider about possible treatments.