History of European medieval dance is fragmented and limited, but is believed that simple folk dances were widespread among common and wealthy classes.
Beneficial to your health
Dancing is very beneficial to your health. It lowers the chances for heart and blood vessel diseases, improves posture and weight, reduces stress and tension, improve brain function.
Destructors
Many historical waves of dances were perceived as the "destructors" of the old way of dance. Examples of that can be found in the 1920's Charleston and the era of Rock music.