At the University of Minnesota's new AeroCore Center, researchers are thinking big by exploring the potential of particles one-billionth of a meter in size. The center has brought together a team of experts with the goal of identifying a new way to eradicate lung cancer.

In the South Pacific Islands, where kava root is consumed daily as a beverage, cancer rates are low. Strikingly, cancer occurrence rates are 20 to 30 percent lower in islands like Vanatu, Fiji and Western Samoa than in countries where kava is not consumed. University of Minnesota researchers are working to learn why.

As discussions around performance enhancing drug scandals, doping and potential multi-game suspensions continue to plague Major League Baseball and some of its top talent; Health Talk spoke with U of M experts about how human growth hormone (HGH) and testosterone actually affect performance.