Curves International, also known as Curves for Women, Curves Fitness, or just Curves, is an international fitness franchise co-founded by Gary and Diane Heavin in 1995. Curves was said to have 10,000 locations worldwide and an estimated 4 million plus members in October 2006. In May 2012, the company's website listed only 3,175 locations in the United States). The company is privately held by its co-founders, with corporate offices located in Waco, Texas. Curves fitness and weight loss facilities are designed specifically for and focused on women, although in some states, men are allowed to join. The clubs compete with other women's-only chain health clubs, including Spa Lady and Lucille Roberts. Curves was founded by Gary Heavin and his wife, Diane. They opened their first Curves in Harlingen, Texas, in 1992. This new concept of 30-minute fitness, strength training, weight-loss guidance, and an environment designed for women was immediately successful. They began to develop plans for franchising the concept, with the first opening in 1995. Curves claims it is the world's largest fitness franchise and was recently recognized as one of the 10 largest franchise companies in the
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