WW International, Inc., formerly Weight Watchers International, Inc., is a global company headquartered in the U.S. that offers weight loss and maintenance, fitness, and mindset services such as the Weight Watchers comprehensive diet program. Founded in 1963 by Queens, New York City homemaker Jean Nidetch, WW's program has three options as of 2019: online via its mobile app and website, coaching online or by phone, or in-person meetings. In 2018, the company rebranded to "WW" to reflect "its development from focusing on weight loss to overall health and wellness." Wikipedia