It is very noticeable that people who spend plenty of time in sitting position have the upper body disproportional bigger compared to the legs.

By prolonged sitting legs are loosing strength, mobility and flexibility of the joints because they are not used to support and to carry the body weight, and on the other side, legs are losing muscles, bones and fat mass.

Even when a correct body posture is maintained in a sitting position only the upper part of the body, including hips and partly thigh are working against the pull of gravity but most part of the legs doesn’t.

While sitting on the sofa, armchair and couch muscles aren’t used to support the weight of the upper part of the body. At the same time, the weight of the trunk, neck and head is lying on the abdomen and the weight of the abdomen together with the weight of the trunk, neck and head is lying on the buttocks…… [The full text of this article is in the book]

 

Biomechanics and Weight Loss – B/W Edition

Biomechanics and Weight Loss – Colour Edition

Copyright © 2008 Luka Tunjic All right reserved

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