After retirement, keeping your brain engaged may matter as much as resting

Retirement can bring more freedom, but it may also reduce the daily mental, social and physical activity that helps support brain health. Here’s what the evidence suggests.
Physical Activity Linked to Slower Parkinson’s Decline in New Study

A new observational study suggests people with Parkinson’s disease who stayed more physically active had slower declines in movement and thinking skills, though the research does not prove exercise changed the disease course.