The researchers studied the immune response of 107 pregnant women after they were injected with a single dose of non-adjuvant H1N1 vaccine. They concluded that the influenza shot boosted the immune response in pregnant women and at the same time protected neuronatal babies via the antibodies that transferred through the placenta.

These results were published in the review Annals of Internal Medicine.* Influenza (the flu) is a contagious, acute respiratory infection caused by the family of viruses Influenzae. There are three types of Influenza virus: A, B and C...