sentences:  An overweight stay-at-home mom with a self-confessed obsession for eating cookies, Nidetch had experimented with numerous fad diets before she followed a regimen prescribed by a diet clinic sponsored by the New York City Board of Health in 1961.After losing 20 pounds (9.07 kg), and finding her resolve weakening, she contacted several overweight friends and founded a support group which developed into weekly classes, and incorporated on May 15, 1963 into the Weight Watchers organization.In 1978, Weight Watchers was sold to the H. J. Heinz Company.