Usually, a 60-minute Zumba fitness class is divided into several stages with different rhythm intensity, so that athletes can fully experience the happiness, excitement and romance of Latin dance, and even people without any dance foundation can relax and have fun. Good fitness effect. One class "jumps" 700 cards. Zumba's sports characteristics are mainly reflected in its frenetic music rhythm and body movements: jumping, waving arms, twisting hips, clapping hands and shaking your head, just like dancing in a bar. Such high-intensity exercise has a good effect on losing weight and shaping. During the first 15 minutes of Zumba class, the exerciser's heart rate will be controlled within a relatively safe range: 30%-60% of his fastest heart rate. The following is a feeling case of a 30-year-old member. Here is a case where a 30-year-old member feels zumba. The maximum heart rate of a 30-year-old member should be 220- age times 80%, that is, 152 beats/minute. According to the member, in the first 15 minutes of Zumba class, her heart rate is about 90 beats per minute, which shows that Zumba's warm-up intensity is safe and effective. In the subsequent rhythm changes, she felt that she had reached the peak of exercise unconsciously. With the vivid and gradually accelerated rhythm, her heart rate also accelerated. Within half an hour of entering the excitement period, her pulse was as high as 140. Compared with skipping rope, her heart rate accelerates slowly on a smooth curve. Therefore, Zumba is undoubtedly safer on the premise of ensuring the quality and intensity of training. According to foreign data, a 60-minute Zumba course can consume up to 450 kilocalories for bodybuilders.