Cambridge, Massachusetts - The human immune system is poised to spring into action at the first sign of a foreign invader, but it often fails to eliminate tumors that arise from the body’s own cells. Cancer biologists hope to harness that untapped power using an approach known as cancer immunotherapy.

Durham, North Carolina - Increasingly, evidence supports the idea that the immune system, which protects our bodies from foreign invaders, plays a part in Alzheimer’s disease. But the exact role of immunity in the disease is still a mystery.

Washington, DC - The U.S. Food and Drug Administration approved the KAMRA inlay, a device implanted in the cornea of one eye (the clear, front surface) to improve near vision in certain patients with presbyopia. It is the first implantable device for correction of near vision in patients who have not had cataract surgery.

Baltimore, Maryland - Instead of shrinking as expected, as part of the normal aging process, the memory center in the brains of seniors maintained their size and, in men, grew modestly after two years in a program that engaged them in meaningful and social activities, new Johns Hopkins Bloomberg School of Public Health-led research suggests.

Washington, DC - Researchers have begun enrolling participants in a multicenter international clinical trial to test whether statin administration can reduce the risk for major adverse cardiovascular events, such as heart attacks, strokes, and heart disease, in people with HIV infection. The trial is supported by the National Institutes of Health’s National Heart, Lung, and Blood Institute (NHLBI) and National Institute of Allergy and Infectious Diseases (NIAID).

Rochester, Minnesota - A report by the Centers for Disease Control and Prevention (CDC) shows use of e-cigarettes by middle and high school students has tripled in one year. Traditional cigarette smoking declined but according to the CDC report about 25 percent of all high school students and 8 percent of middle school students used some form of tobacco. That's estimated to be more than four million young people.