1, height and body mass index (body mass index). Body mass index is a number obtained by dividing weight (kg) by the square of height (m). It is a common international standard to measure the degree of obesity and health. The formula is as follows: body mass index (BMI) = weight (kg)/height? (m) For dancers, the normal range of body mass index is 18.5-24.9.
2. Ideal weight (kg). Ideal weight is an important index for students majoring in dance. According to the difference of height and body shape, the value of ideal weight is different. Male formula: ideal weight (kg)= height (cm)- 105. The calculation formula of female: ideal weight (kg)= height (cm)- 100.
3. Waist-hip ratio (WHR). Waist-hip ratio is the ratio of waist circumference to hip circumference, which can reflect the proportion of body shape. The formula is as follows: WHR)= waist circumference (cm)/hip circumference (cm). Generally speaking, the normal value of WHR is between 0.85-0.9 for women and 0.9- 1 for men.
4. Body fat rate. Body fat rate refers to the percentage of body fat content in the total weight, which can reflect the body fat level. For dance students, a lower body fat rate helps to keep their figure and flexibility. The formula is as follows: body fat rate) = fat weight (kg)/ body weight (kg)× 100%. Generally speaking, the normal range of body fat rate is 18-25% for women and 15-20% for men.
The importance of standard weight to dancers;
1, keep healthy: standard weight is one of the important indicators to measure a person's health. Overweight or underweight may have a negative impact on the body, leading to health problems. Maintaining a standard weight helps to reduce the risk of cardiovascular diseases, diabetes and other diseases, while improving the body's immunity.
2. Improve dance performance: Dance needs the flexibility and coordination of the body, and standard weight helps to improve the flexibility and stability of the body. Being overweight may lead to physical fatigue and joint burden, thus affecting dance performances. Maintaining a standard weight can make it easier for you to complete dance movements and show better dance skills.
3, shaping a beautiful figure: dancers need to have beautiful body lines, too heavy or too light may affect the beauty of the figure. Maintaining a standard weight can make you have a more symmetrical figure and show a better dance image. At the same time, the standard weight also helps to reduce the fat content in the body and make the body more compact and stylish.
4. Improve self-confidence: Dance is an artistic expression, and dancers need to show self-confidence and elegance. Maintaining a standard weight can make you more confident to face the audience and the stage and show a better stage image. At the same time, having a healthy body will also make you more energetic and enjoy the happiness brought by dancing.