A cholera outbreak in northeastern Nigeria kills 30 people.

The state government says medical teams have already started working to check the spreading of the bacterial infection of the intestine

Officials with the United Nations warn a cholera epidemic, rapidly spreading throughout West Africa, has already claimed 500 lives and infected thousands more.

Herve Ludovic de Lys, head of the UN humanitarian coordination office in the region, says the outbreak needs an immediate response

Yvonne Lee - All Headline News Staff Reporter

Baltimore, MD (AP) - Chinese health officials are partnering up with a U.S. institute to battle AIDS in a country that officials fear will see a tenfold increase in HIV infection over the next five years

Researchers at the University of Texas' Southwestern Medical Center have discovered a protein that is vital to the immune system's ability to fight off viral infections. They say their findings may lead to new therapies aimed at preventing and treating viral diseases such as the flu, hepatitis, West Nile virus, and SARS.

Dr. Zhijian "James" Chen unexpectedly found the protein in the membrane of an organelle called the mitochondrion

A new study, published in The Lancet, says that giving young children in developing countries a weekly dose of the mineral, zinc, can substantially reduce their risk of illness and death.

In a study, conducted from 2000 to 2003, pneumonia caused almost 20 percent, or 2 million of 10.6 million, deaths, among children younger than 5 years worldwide. Diarrhea causes a further 1.9 million deaths annually to those at-risk children