AIDS is the disease caused by the damage that HIV does to your immune system. You have AIDS when you get rare, dangerous infections or have a super low number of CD4 cells. AIDS is the most serious stage of HIV, and it leads to death over time.
1 One in every 330 Americans will develop cancer by the age of 20. 2  On the average, 12,500 children and adolescents in the U.S. are diagnosed with cancer each year. 3  On the average, 1 in every 4 elementary school has a child with cancer. 4  The average high school has two students who are a current or former cancer patient.
Healthy people have a natural concern to know what their chances are of getting afflicted with any form of cancer. As per 2006 data available from Cancer.gov, 471.62 new cases of cancer per 100,000 of population are diagnosed each year in the United States. However, the good news is that the rate of new diagnoses of cancer as well as the rate of death from cancer has shown a decline in recent years in the United States.