Yes, 30 minutes of Zumba will help you lose weight. Firstly, the Mayo Clinic recommends 150 minutes of moderate-intensity cardio weekly (7). That gives you five days to do Zumba each week. Meanwhile, you burn 250-357 calories in 30 minutes of moderate-intensity Zumba (14). However, changing your diet and adding strength training can enhance your weight loss results  (11).