Humans are surrounded by viruses, and most are harmlessly keeping bacteria under control. But some harmful viruses, such as the flu or common cold, can make us sick, while others such as Ebola or HIV can kill us.
Transplant surgeon Dr. Clarence E. Foster III recently traded the convenience of UC Irvine Medical Center's modern operating rooms for the treacherous and harsh environs of war-torn Iraq, where he performed life-saving trauma surgery on injured soldiers and civilians and cared for the health of detainees.
Scientists and policymakers generally agree that solving the world's most challenging social and public health problems - AIDS, climate change, cancer, obesity and global terrorism among them - requires collaboration among researchers across a variety of fields.
More than 180,000 American women are diagnosed with breast cancer each year, and no single event brings attention to this deadly disease more than the Race for the Cure, sponsored by Susan G. Komen for the Cure.