Intelligent Medicine Radio for October 24, Part 1: Can eye drops dissolve cataracts?

A quick, 4-minute daily exercise fix for over-65s boosts performance in just 12 weeks; can eye drops dissolve cataracts to forestall surgery? A new motion sickness drug is named after the Greek god who was sailors’ friend; Scientific American highlights mitochondria as key to healthy aging; Urolithin A notches gains for GI and heart health in new studies.