Tetris blocks unhealthy cravings

IF YOU'RE craving coffee, cigarettes, food or sex, an Australian researcher has a novel answer: a quick game of Tetris on your smartphone.

A three-minute game of the block-arranging game reduces spontaneous craving strength by a fifth, her trial shows.

"This is a task that people can use whenever cravings strike," says Professor Jackie Andrade of the Queensland University of Technology.

"People trying to quit smoking or cut down on alcohol may find it a useful self-help technique."

Tetris works so well because it is visually demanding, she says. It interrupts the