Bacterial Infections

Bacteria are single-celled microorganisms that thrive in many different types of environments.1 They are found in every habitat on Earth including soil, rock, water, artic snow, and even the human body.2 In fact, there are approximately ten times as many bacterial cells as human cells in the human body.3 Most types of bacteria are harmless…

An Overview of STIs

The Basics Sexually transmitted infections (STIs) are infections that can be spread through sexual contact such as intercourse, oral sex, kissing, or shared sex toys. Also referred to as sexually transmitted diseases (STDs), these conditions are more often asymptomatic than not, which means an infected individual does not show signs of infection. To contract an STI,…

Genital Warts

Genital warts are a sexually transmitted infection (STI).1 They can be transmitted through sexual contact such as oral, penile/vaginal, and anal sex.1 However, transmission can also occur merely through skin to skin contact with someone who is already infected.1 Typically, genital warts appear on the skin in the genital or anal area.1 They are treatable…

Urinary Tract Infections (UTIs)

A urinary tract infection (also known as a bladder infection or acute cystitis) is the infection of a part or parts of the urinary tract, which is made up of the kidneys, ureters, bladder, and urethra. A urinary tract infection (UTI) is not technically a sexually transmitted infection, however, sexual activity is a common cause…

Pelvic Inflammatory Disease

What is it? Pelvic Inflammatory Disease (PID) is a severe infection of the female reproductive organs that results from the spread of a previously existing infection. PID can be caused by a variety of infections, but it is most commonly a complication of untreated sexually transmitted infections (STIs). Because of this connection, PID is considered…

Nongonococcal Urethritis

What Is It? ​Nongonococcal urethritis (NGU) is a broad term describing used to describe an inflammation of the urethra. NGU is caused by the introduction of bacteria, not including gonorrhea. While NGU can be caused by several different microorganisms including Mycoplasma genitalium and adenovirus, the most common NGU-inducing pathogen is chlamydia.1 Who Is at Risk?…

Syphilis

Syphilis is a highly infectious bacterial infection caused by the bacterium Treponema pallidum. It is spread primarily through sexual contact, however, the infection can also be passed from mother to fetus during childbirth causing congenital syphilis in the infected offspring. Syphilis is unique among sexually transmitted infections (STIs) in that its symptoms vary dramatically depending…