Flat shoes and travel shoes soles, plastic large, flexible, young people run, jump up to a certain buffer, so many young people today like to wear. However, there are many drawbacks wearing a long-term: As the temperature and humidity inside the shoes to improve young people easily become somra foot ligament length, foot becomes wider, over time become a flatfoot. Sneakers material, mostly of rubber, plastic, sponge, nylon, canvas, etc., ventilation is poor. Khan feet long in this "closed" environment, fungal reproduction and dissemination, occurs ringworm, dermatitis, eczema and other skin diseases. Sports shoes or shoes with flat shoes are a no.
It can not guarantee that the body center of gravity evenly distributed in the whole foot, not the body of muscles, ligaments, bones and spine to maintain proper position and work status. Young people wear sports shoes or sneakers to change after the body of gravity, feet uneven distribution of forces there, will affect the footwork. Long in this bad environment, will affect their physical development.