<P> AIDS is among the leading causes of death in present - day Sub-Saharan Africa . HIV / AIDS is transmitted primarily via unprotected sexual intercourse . More than 1.1 million persons are living with HIV / AIDS in the United States , and it disproportionately impacts African Americans . Hepatitis B is also considered a sexually transmitted disease because it can be spread through sexual contact . The highest rates are found in Asia and Africa and lower rates are in the Americas and Europe . Approximately two billion people worldwide have been infected with the hepatitis B virus . </P>
<P> AIDS is among the leading causes of death in present - day Sub-Saharan Africa . HIV / AIDS is transmitted primarily via unprotected sexual intercourse . More than 1.1 million persons are living with HIV / AIDS in the United States , and it disproportionately impacts African Americans . Hepatitis B is also considered a sexually transmitted disease because it can be spread through sexual contact . The highest rates are found in Asia and Africa and lower rates are in the Americas and Europe . Approximately two billion people worldwide have been infected with the hepatitis B virus . </P>
what is the number 1 sexually transmitted disease
what is the number 1 sexually transmitted disease
Hepatitis B
Hepatitis B