At 84, his health was failing. No one expected him to reach 85. About Us Rick Kamen was born in 1951 in a comfortable suburban home on Long Island. Those are things that all living things do naturally. The behaviors might not help the individuals, but they are essential for the species.
Examples are trees bearing fruit, plants growing flowers, or male black widow spiders mating.
Frustration is a form of stress and can damage health. Rick decided to apply his natural behaviors theory to his father's ageing problems. It should be something elders are good at, doesn't necessarily benefit them, but is essential for humanity. That's what elders do in traditional societies. They are perfectly suited for it.