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 (STDs) are caused by infections that are passed from one person to another during sexual contact. These infections often do not cause any symptoms. Medically, infections are only called diseases when they cause symptoms. That is why STDs are also called sexually transmitted infections.. But itâs very common for people to use the terms sexually transmitted diseases or STDs, even when there are no signs of disease. There are many kinds of sexually transmitted diseases and infections.