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.
The number one reason blamed for childhood deaths in America used to be accidents; now itâs cancer. Cancer is the leading cause of childhood death in the United States, with 13,500 new diagnoses each year according to the American Cancer Institute. One out of every 300 boys and one out of every 333 girls will develop cancer before their 20th birthday, according to the American Society of Clinical Oncology.