Use a comma to separate nonessential elements from a sentence. More specifically, when a sentence includes information that is not crucial to the message or intent of the sentence, enclose it in or separate it by commas.
Genital warts are a sexually transmitted infection (STI) caused by certain strains of the human papillomavirus (HPV). These skin growths can cause pain, discomfort, and itching. They are especially dangerous for women because some types of HPV can also cause cancer of the cervix and vulva.
Scabies is caused by very small mites and can affect any part of the body. Tinea cruris, a fungal infection sometimes referred to as âjock itchâ or âringworm of the groin,â can also cause genital infection. People who have tinea cruris may also have athleteâs foot or ringworm.