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February 6, 1926


JAMA. 1926;86(6):431-432. doi:10.1001/jama.1926.02670320045022

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Unusual Muscular Control  Prof. Charles Weigner recently demonstrated to the Association of Czech Physicians in Prague a man who shows remarkable muscular control. He is 51 years old and is making his living from his unusual abilities. At the age of 14, as the result of typhoid, he developed severe constipation. In order to overcome this he began to exercise his abdominal muscles. Now he can contract separately the upper and lower portions of the abdominal wall, bring about waves of muscular contractions running along the abdominal wall, and even contract separately the different portions of the individual abdominal muscles. He can control the muscles around the Adam's apple, and can imitate scoliosis. By contracting the left half of the diaphragm he can push the heart into the median line, where it can be easily seen below the sternum. He masters his heart rate indirectly by imagining different situations. Through

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