A sexually transmitted infection (STI), also referred to as a sexually transmitted disease (STD) and the older term venereal disease (VD), is an infection that is spread by sexual activity, especially vaginal intercourse, anal sex, oral sex, or sometimes manual sex.

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 …

性傳染病[1][2][3] （英語： Sexually transmitted diseases， 縮寫： STD），或譯 性傳播疾病[4]，又稱 性傳播感染[5] （英語： Sexually transmitted infections，縮寫： STI），舊稱 性病 （英語： Venereal Disease，縮寫： VD）或 花柳病，描述因 性行為 （指陰道性行為、 肛交 和 口交）而傳播的疾病。 大多數的性傳染病一開始沒有症狀 [6]，造成不知情的帶原者有極大的風險會傳染給他人 [7][8]。 性病的症狀包含： 陰道分泌物 、 陰莖分泌物 、 性器官或其週邊潰瘍 （英 …

2024年3月12日 · 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 is sexually active can get an STI.

Syphilis (/ ˈsɪfəlɪs /) is a sexually transmitted infection caused by the bacterium Treponema pallidum subspecies pallidum. [1] .

2023年4月11日 · Sexually transmitted infections can lead to sexually transmitted diseases. Treatment can depend on your diagnosis. Often confused, sexually transmitted infections (STIs)...

Venereal Diseases (also known as sexually transmitted diseases/infections) are often acquired by unprotected sexual encounter (Safe Sex Learn More) with an infected partner. The pathogen (usually bacterial or viral) are transmitted by semen, blood, vaginal or other bodily secretions.

2024年6月26日 · Sexually transmitted infections (STIs), or sexually transmitted diseases (STDs), are infections that are passed from one person to another through sexual contact. They are usually spread during vaginal, oral, or anal sex. But sometimes they can spread through other sexual contact involving the penis, vagina, mouth, or anus.

2022年5月5日 · Commonly referred to as sexually transmitted diseases, a venereal disease (VD) can spread through sexual acts and other skin-on-skin contact. As long as you are sexually active, you are at risk of a VD.

2024年4月20日 · Sexually transmitted infections (STIs), previously known as sexually transmitted diseases, involve the transmission of an organism between sexual partners through different routes of sexual contact, either oral, anal, or vaginal. STIs affect all people and can be prevented with proper education and barrier control.