Diseases:
1) HIV and AIDS
2) Hepatitis
3) HPV
YouTube Videos:
1) What is Blood?
2) Circulation
3) Bill Nye the Science Guy - Blood and Circulation
4) Bill Nye the Science Guy - the Heart
5) HIV and AIDS
6) Ryan White - AIDS
7) Magic Johnson on HIV
Interactive Site
1) Blood Composition
2) Quizlet - blood