Here are links to the research studies I referenced - here is a link to the Dallas Bed Rest study and here is the one on reversing heart aging

How much coffe and tea should I drink to protect my brain? Science has the answers: Wisdom Wednesdays
08:25

Mojo Mondays: Why You Need to Focus on Being Useful
13:32

Unlocking Human Potential: The Power of Play
1:05:40