It is likely, if not THE cause, then a feeder for disease.
Our thoughts have to have the same effect. A selfish, greedy, controlling, inconsiderate mind cannot be as healthy as a loving, tolerant and giving Mind.
Indeed, I have seen and puzzled over some controlling folk that I know - their body shape becomes cylindrical in an obese way. The opposite is also likely, well proportioned, balanced Minds result in well proportioned bodies