Sexually transmitted diseases (STDs) affect all ages of those who are sexually active. However, it is estimated that most STDs occur in the 15–24 year age group with half of all the STDs reported in the United States each year being from this age group.

http://www.cdc.gov/std/default.htm

Gonorrhea is caused by the bacterium Neisseria gonorrhoeae. It can infect the genitals, rectum during anal sex, and throat during oral sex.

Symptoms in women can be mild and can go undetected. If left untreated, a mother can pass it to her newborn during childbirth causing serious complications for the infant. Symptoms detected in women can include:

Pain or burning with urination.

Greenish-yellow or whitish vaginal discharge.

Vaginal bleeding …show more content…
Swollen glands in the throat.

http://www.webmd.com/sexual-conditions/guide/gonorrhea

Syphilis is caused by the bacterium Treponema pallidum. It is mainly spread through sexual contact but it can occasionally spread from person to person by prolonged kissing or close bodily contact. It spreads by sores that form on the body. Syphilis can spread from an infected expecting mother to her baby causing congenital syphilis which causes abnormalities in the baby and even death.

Syphilis occurs in three stages and progress if left untreated.

Early or primary syphilis is the first stage where sores develop on the genitals or around the mouth. The sores are large and resemble bug bites but they are hard and painless. They heal without leaving scares in about six weeks.

Secondary stage last about one to three months. During this stage, a rosy “copper penny” rash appears on the hands and feet. There can a different appearing rash on other parts of the body. White moist warts can appear on the groin and white patches on the inside of the mouth. There can be swollen lymph glands, fever, and weight loss. This stage can resolve without