More than 30 pathogens can be transmitted. Overview sexually transmitted diseases (stds) are among the most common causes of illness throughout the world and have been ranked among the top ten diseases in. Sexually transmitted infections (stis) are spread predominantly by unprotected sexual contact.
Sexually transmitted infections (stis) are among the most common communicable conditions and affect the health and lives of people worldwide. Se estima que, anualmente, unos 357 millones de personas contraen alguna de las cuatro infecciones. Cada día, más de 1 millón de personas contraen una infección de transmisión sexual.
Some stis can also be transmitted during pregnancy and childbirth and. There are over 30 different sexually transmissible bacteria, viruses and parasites. Who fact sheet on sexually transmitted diseases (stis), providing information on the scope of the problem, prevention, diagnosis, treatment, and who's work in this area. Condoms, when used correctly and consistently, are safe and highly effective in preventing unwanted pregnancies and sexually transmitted infections, including hiv.