The purpose of modern dance and physical dance is different.
Modern dance is to express people's true feelings, to get rid of the shackles of too rigid movement programs, and to reflect the modern social life with dance movements that conform to the laws of natural movement.
The physical dance is to beautify the body and mind, cultivate sentiment, as a kind of comprehensive physical training dance, has the waist, chest, legs, can let people in the bright, beautiful sound and rhythm in the cultivation, enhance the temperament, demeanor, instrumentation.
Extended information:
Modern Dance's outlook on life is one of tolerance, optimism, and taking things as they come; its outlook on art is one of seeking common ground while reserving differences, and "the Eight Immortals crossing the sea, each showing their talents". The concept of beauty has not been the only pursuit in modern dance for a long time. The principle of "Constraction-Release", which originated from the spasmodic expression, has been regarded as the rallying cry of the new era and the representative of modern dance.
Physical dance is an art, the human body only in the limbs, torso, head and head of the five senses of the reasonable cooperation can show the beauty of posture, physical beauty, beauty of the line and the external form and internal emotional harmony and unity of the beauty. Not only to do the action but also to express a certain connotation, which is the so-called dance feeling and body language, giving people a kind of elegant, comfortable, very energetic feeling.
References:
Baidu Encyclopedia - Modern Dance
Baidu Encyclopedia --Physical Dance