Global Health Facts : Young children who become infected with HBV are the most likely to develop chronic infection.

Global Health Facts


  • More than 25 million people have died of AIDS since 1981.
  • Africa has 12 million AIDS orphans.
  • By the end of 2005, women accounted for 48% of all adults living with HIV worldwide, and for 59% in sub-Saharan Africa.
  • Young people (15-24 years old) account for half of all new HIV infections worldwide - around 6,000 become infected with HIV every day.
  • Around 63% of people living with HIV are in sub-Saharan Africa.
  • Number of people infected with AIDS in sub-saharan Africa: 24.5 million. Those receiving anti-retroviral treatment: 1 million.


  • Some 2 billion people—one-third of the world's population—are thought to be infected with TB bacteria.
  • Each year, 8 million people worldwide develop active TB and nearly 2 million die.
  • WHO estimates 11.4 million people worldwide are infected with both M. tuberculosis and HIV
  • Left untreated, each person with active TB disease will infect on average between 10 and 15 people every year.
  • Someone in the world is newly infected with TB bacilli every second.
  • People with HIV and TB infection are much more likely to develop TB.
  • It is estimated that 1.7 million deaths resulted from TB in 2004.


  • There are at least 300 million acute cases of malaria each year.
  • Malaria is endemic in greater than 100 countries.
  • Every 30 seconds an African child dies of malaria-more than one million child deaths a year.
  • Malaria is Africa's leading cause of under-five mortality (20%).


  • Leishmaniasis is endemic in 88 countries
  • About 12 million cases of leishmaniasis world-wide
  • About 2 million new cases of leishmaniasis a year


  • More than 70% of all cancer deaths in 2005 occurred in low- and middle-income countries.
  • Deaths from cancer in the world are projected to continue rising, with an estimated 9 million people dying from cancer in 2015.
  • Young children who become infected with HBV are the most likely to develop chronic infection.
  • About 90% of infants infected during the first year of life and 30% to 50% of children infected between 1 to 4 years of age develop chronic infection.
  • The risk of death from HBV-related liver cancer or cirrhosis is approximately 25% for persons who become chronically infected during childhood.

The Role of the Jordan Hall of Science

Jordan Hall of Science

A cutting-edge facility to forge 21st century solutions to the global health crisis. This year’s Forum coincides with the opening of our new Jordan Hall of Science... > Read More

News & Events


World AIDS Week

In commemoration of World AIDS Day on December 1st, the World AIDS Day task force sponosred by the CSC will be hosting a week of events that focus on increasing awareness for HIV/AIDS among Notre Dame students and faculty.