Breastfeeding your baby is designed by nature to nurture and protect your child. But for mothers with HIV, breastfeeding nearly doubles their risk of passing on the virus to their baby.

Scientists understand the big picture of how vaccines work in the body but not all the specifics at the cellular level. Now they have discovered one more piece of the puzzle.

There are a great deal of complications associated with diabetes. In order to prevent these complications, patients have to take special care of themselves, whether that means eating healthier or getting vaccinated.

Parents and policymakers confounded by the best practices for reducing HPV transmission could look to mathematical models to determine a good vaccination strategy for the sexually transmitted infection.

Tuberculosis (TB) is a contagious bacterial infection that affects your lungs. It’s not very common in the U.S., only affecting about 11,000 Americans yearly. But there’s one group that may be more susceptible to TB: pregnant women.

Scientists have been trying to create a successful vaccine for AIDS for decades. Now, a new study on mice shows that an injection of protective antibodies may be the best way to fight the deadly disease.

Last summer, a breakthrough in AIDS prevention was announced: A trial of a vaginal gel had successful results. But a new trial has been scrapped after the gel was found to be ineffective.

For women living with HIV, the disease isn't the only burden they have to cope with. They also have to deal with the stigma of being infected.

If you have HIV, you should already be very cautious about your health. According to a new study, HIV puts you at higher risk for cancer. But you have some control: Lifestyle choices also contribute to risk.