Why excercise won't make you lose weight. Believe it or not, this is not surprising new science; experts have been saying this for years. The conflation of health and obesity has lead us to confuse the goals. We're told to exercise because it will make us thin, which it won't. But it will make us healthy. Unfortunately, health is a distinctly secondary goal for most people at the gym.
Age discrimination affects us all. Who cares about youth? James Hamblin turns to his colleague Jeffrey Goldberg for advice.