Decrease eyesight loss from Glaucoma. Improve your eyesight. Glaucoma is the leading cause of vision loss and blindness in the US, and results from an increase in eye pressure. Walking decreases the pain of arthritis. Exercise elevates mood and the enjoyment of time spent on this planet.
Regular exercise is an effective way to release tension and reduce anxiety.
Exercise will use up some of those debilitative fight or flight chemicals. Reduce your stress levels but also release your muscle tension and your restlessness with exercise. If you've been inactive for 40 plus years you can still gain mental acuity and increase your oxygen intake ability. Studies at University of Illinois with formerly sedentary 60-75 year olds showed just that. Late life exercising is better than no exercising.