Social worker Gloria Nelson, right, a specialist in senior oncology, shares jokes with Rita Mattioli, center, and Burton Pearce, and Luz Rodriguez, left, during a group laugh therapy session at Montefiore-Einstein Cancer Center in New York, Tuesday, Oct. 28, 2008. While the verdict is still out on whether laughter plays a role in healing, the American Cancer Society and other medical experts say it reduces stress and promotes relaxation by lowering blood pressure, improves breathing and increases muscle function. (AP Photo/Kathy Willens)
In a St. Joseph Health Scene Report, keeping a full social calendar may help protect you from dementia. A new study reports socially active people who are not easily stressed cut their risk in half. Researchers say the number of people with dementia could quadruple by 2040 making it critical to learn more about the disorder.