Is play part of your plan for health? Leisure activities, particularly group activities, are a vital part of keeping adults healthy in mind and body, says Jeremy Barron, M.D., medical director of the Beacham Center for Geriatric Medicine at Johns Hopkins. But according to the Bureau of Labor Statistics, time spent on leisure and sports activities over the weekend peaks in our late teens and then diminishes as adult responsibilities monopolize our free time.  

To help make play a priority in your life a…