Illustration: Kieran Blakey

The Nuance

Your Body Can Regulate Its Own pH

There’s not much evidence that playing chemist with your body’s pH levels will do you any good

In the 1999 film Fight Club, Brad Pitt’s character dumps a skin-searing powder onto the hand of the character played by Edward Norton. “This is a chemical burn,” Pitt’s character explains. “You can run water…