The connection between exercise and joint health is highly significant, especially as we get older. Many of these age-related changes to joints are caused by lack of exercise. Movement of the joint, and the associated ‘stress’ of movement, helps keep the fluid moving. Being inactive causes the cartilage to shrink and stiffen, reducing joint mobility.
Turn off the tube. Television not only keeps you sedentary, which slows your metabolism, it also makes you prone to overeating. Read a good book instead, or better yet, pop on those cross trainers and hit the road.