I’ve been living in Japan for seven years now, and one thing that never ceases to amaze me is how active the elderly population is. Everywhere I go, I see more and more seniors—not just existing, but thriving. At my other job, my boss is 75 years old, yet he’s sharper than me, has incredible stamina, and frequently travels abroad for business. His 76-year-old friend still practices karate every day. Meanwhile, I struggle to hit the gym three times a week—imagine that 😃 ! Mornings in Japan of...