Dose Response

Shutterstock There are some sad truths about being an aging male. Your muscle mass usually declines. You start feeling tired more easily. And there’s a good chance either you start losing interest in sex, or start experiencing a decline in sexual performance. Here’s another truth—your testosterone level probably ain’t what it used to be. Which…

If you only paid attention to popular media, you’d think cancers primarily strike young people. Here’s a picture from a medical journal contrasting media coverage of cancer to actual occurrence of cancer in younger and older people:  

Often great science depends on keen observation. Darwin built his theory of evolution on detailed observations of everything from birds to beetles. Jane Goodall revolutionized our understanding of primate behavior by staring at chimpanzees for hours and days. But not just staring at them, noticing them. She saw things most observers would not have picked…

Bret Stephens won a Pulitzer Prize for his foreign affairs column  in the Wall Street Journal op-ed page. Only in his early 40s, Stephens can already boast of an enviable number of accomplishments. He has already been Editor-in-Chief of the Jerusalem Post. And he is now Deputy Editor at the Wall Street Journal, one of…