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 …
Sexually transmitted disease (STD) symptoms - Mayo Clinic
Mar 12, 2024 · 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 …
Ebola transmission: Can Ebola spread through the air?
Mar 24, 2023 · 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 …
Sex during vaginal infection: Is it harmful? - Mayo Clinic
Jan 28, 2025 · Vaginal infection can make sex painful and raises the risk of sexually transmitted infections. Think about waiting.
性传播疾病（STD） - 症状与病因 - 妙佑医疗国际
Jan 5, 2024 · 性传播疾病（STD）是由于性传播感染（STI）引起的，主要通过性接触传播。STI 是由细菌、病毒或寄生虫引起的。性传播感染可以通过血液、精液或阴道和其他体液在人与人之间传播。 …
Cytomegalovirus (CMV) infection - Symptoms & causes - Mayo Clinic
Jun 17, 2025 · A cytomegalovirus (CMV) infection is a condition caused by a common virus. The CMV virus stays in the body for life after infection. CMV spreads from person to person through body …
STD testing: What's right for you? - Mayo Clinic
Jul 16, 2025 · Sexually transmitted diseases are common, but the types of STD testing you need may vary by your risk factors. Find out what's recommended for you. If you're having sex, especially with …
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 …
Malaria transmission cycle - Mayo Clinic
Malaria spreads when a mosquito becomes infected with the disease after biting an infected person, and the infected mosquito then bites a noninfected person. The malaria parasites enter that person's …
Sexual health STD prevention - Mayo Clinic
Oct 19, 2023 · Sexually transmitted infections (STIs) are usually spread by having unprotected sexual contact with someone who's infected. STIs are also called sexually transmitted diseases (STDs). You …