Classic blood doping—the injection of additional blood cells to increase oxygen in the muscle—is illegal in Olympic sports. Yet, legal blood doping is all the rage at the 2018 PyeongChang Olympics. Here is how it works.
You are told you have knee arthritis. The advice the doctor gives you is to go home, rest your knee, take anti-inflammatory drugs, lose some weight, wait until you are older and then get an artificial knee replacement. This advice is awful. Here's why.
When Serena Williams was penalized during the US Open, she turned her anger against her accuser—the umpire—rather than on her opponent. She lost. At the same event, when Roger Federer suffered from the high heat and humidity he couldn’t wait to get out of the poorly designed Arthur Ashe tennis stadium. He lost.