Disease Prevention – HIV & STDs

The Division of Disease Prevention (DDP) is a division of the Office of Epidemiology.

The mission of the DDP is to maximize public health and safety through the elimination, prevention, and control of disease, disability, and death caused by HIV/AIDS, viral hepatitis, other sexually transmitted infections .

Announcements & Highlights

  • National Black HIV/AIDS Awareness Day

    National Black HIV/AIDS Awareness Day: February 7 National Black HIV/AIDS Awareness Day (NBHAAD) is observed on February 7 each year. It exists to raise awareness about the impact of HIV on Black and African American communities. It was first observed in 1999 and highlights the…Read more

  • World AIDS Day: December 1

    Worlds AIDS Day has been observed on December 1 each year since 1988. Every year, communities stand together, united with the red ribbon. We remember those who have been lost, unite in the fight against HIV and AIDS, and raise awareness to prevent new cases…Read more

  • Celebrate DIS Recognition Day with Us!

    National DIS Recognition Day is observed annually on the first Friday in October. This is the 14th year it has been celebrated! We honor the dedicated Disease Intervention Specialists (DIS) as a vital part of the public health workforce. From locating people in need of…Read more

All DDP News/Updates

Learn about the most recent methods for preventing HIV.  These include correct condom usage, PrEP, TasP, and more

Learn more about PrEP and nPEP and how they can prevent HIV

Learn more about viral hepatitis, how to prevent it, and what treatments are available

Access data and reports from the Division of Disease Prevention


Content notice: The DDP  website contains HIV/STD prevention messages that may be considered explicit by some visitors.

Last Updated: August 19, 2025