Ultra Fast Keto Boost A quicker pace equates to a faster heart rate. Membership in a Curve weight loss center costs about $149. Target market The Curve weight loss center targets women who are seeking alternatives to traditional gyms. Most clients are middle-aged and above, although many are first-time health club members. The center is designed to curb one’s fears towards exercise. Problems The main problem with the Curve weight loss center is the program itself. The 30-minute exercise program is close to being mundane.