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Chapter 24: Sexually Transmitted Diseases and HIV/AIDS

Student Web Activities Lesson 1: Sexually Transmitted Diseases

Each year, millions of teens and young adults develop sexually transmitted diseases (STDs). Because these diseases often have no symptoms in their early stages, they often go undiagnosed and untreated. This report, published by the Centers for Disease Control and Prevention (CDC), has statistics about how common STDs affect American teens.

STD Surveillance 2005 Special Focus Profiles: Adolescents and Young Adults


  • Click on the link and search for the terms "STD Surveillance" and "Adolescent".
  • Read the report.
  • Then answer the following questions:

What fraction of all new cases of STDs occur in 15-to-24-year-olds?
In 2005, did rates of gonorrhea among teens and young adults increase or decrease?
Among American women, which age group has the highest rate of syphilis?
Why are sexually active teens and young adults at higher risk for STDs than older adults?
Which STD is most common among teen girls entering juvenile correction facilities?
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