Your ‘health age’ is fake

My villain origin story is my Whoop age. How do you age at 0.9 times your age and end up four to five years older than you are? | Photo by Amelia Holowaty Krales / The Verge This is Optimizer , a weekly newsletter sent from Verge senior reviewer Victoria Song that dissects and discusses the latest gizmos and potions that swear they're going to change your life.