Nan Niland, 72, volunteers about 15 hours a week at a home goods pantry. “Probably too much.”When she retired in 2020, she settled into a routine of exercising, reading, sewing and spending time in nature. Today, Ms. Niland volunteers there about 15 hours a week. Much has been written about how physical behaviors, like exercise, diet and sleep, contribute to a long and healthy life. But research suggests that, as you age, a positive mind-set — including optimism and a sense of purpose — can benefit your health and longevity, too.

Source: International New York Times March 27, 2026 15:25 UTC