OU TORAH and Chabad.org Don’t Sit: Walk By Britain's Former Chief Rabbi Lord Jonathan Sacks

Sitting is the new smoking. So goes the new health mantra. Spend too much time at a desk or in front of a screen and you are at risk of significant danger to your health. The World Health Organisation has identified physical inactivity as the fourth greatest health hazard today, ahead of obesity. In the words of Dr James Levine, one of the world’s leading experts on the subject and the man credited with coining the mantra, says, “We are sitting ourselves to death.”