Exercise and physical activity can help promote health and maintain independence, and this is as true for older people as it is for any age group. To encourage baby boomers—and their parents—to get active, the NIH on October 19 launched Go4Life®, a national exercise and physical activity campaign for people age 50 and older. The effort is led by the NIA, in concert with key initial partners from across NIH, HHS, and the private sector,