Sexually transmitted diseases (STDs) - Symptoms and causes Sexually transmitted diseases (STDs) are caused by sexually transmitted infections (STIs) They are spread mainly by sexual contact STIs are caused by bacteria, viruses or parasites A sexually transmitted infection may pass from person to person in blood, semen, or vaginal and other bodily fluids
Sexually transmitted disease (STD) symptoms - Mayo Clinic Sexually transmitted diseases are infections spread mainly by contact with genitals or bodily fluids Also called STDs, STIs or venereal disease, sexually transmitted infections are caused by bacteria, viruses or parasites Sexual activity includes genital touching or sexual intercourse Anyone who
Ebola transmission: Can Ebola spread through the air? No, the virus that causes Ebola is not transmitted through the air Unlike a cold or the flu, the Ebola virus is not spread by tiny droplets that remain in the air after an infected person coughs or sneezes Ebola is spread between humans when an uninfected person has direct contact with body fluids
Mononucleosis - Symptoms causes - Mayo Clinic The most common cause of mononucleosis is the Epstein-Barr virus, but other viruses also can cause similar symptoms This virus is spread through saliva, and you may catch it from kissing or from sharing food or drinks Although the symptoms of mononucleosis are uncomfortable, the infection resolves on its own without long-term effects Most adults have been exposed to the Epstein-Barr virus
Syphilis - Symptoms and causes - Mayo Clinic Vivien Williams: Syphilis is a sexually transmitted infection caused by the bacterium Treponema pallidum Dr Stacey Rizza, an infectious diseases specialist at Mayo Clinic, says syphilis affects men and women and can present in various stages