Of the 28 causes of Stuttering that we have listed, we have the following prevalence/incidence information: 1  1 causes are very common diseases. 2  4 causes are common diseases. 3  1 causes are uncommon diseases. 4  0 causes are rare diseases. 5  0 causes are very rare diseases. 6  27 causes have no prevalence information.
Sexually Transmitted Diseases (STDs): Overview. Sexually transmitted diseases (STDs), also known as sexually transmitted infections (STIs), are typically caused by bacteria or viruses and passed from person to person during sexual contact with the penis, vagina, rectum, or mouth.
Sexually Transmitted Diseases. Sexually transmitted diseases (STDs) are infections transmitted from an infected person to an uninfected person through sexual contact. STDs can be caused by bacteria, viruses, or parasites. Examples include gonorrhea, genital herpes, human papillomavirus infection, HIV/AIDS, chlamydia, and syphilis.