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Show PROVES STRENGTH OF HEART Infallible Test, According to Promli nent Physician, Is the Ability to Hold the Breath. Dr. W. A. Schtango, In a recent, number of tho Roussky Vratch, ex- plains why a healthy person can suspend sus-pend breathing for from thirty to forty seconds, or, with practice, for three times as long. This dopends,' the doctor asserts, not on tho lung, capacity but upon tho vigor of tho heart muscle. In a word, tho longer you can hold your breath the greater Is your heart power, persons with weak hearts being unablo to suspend their breathing for more than twenty or oven ten seconds. Doctor Schtango, who Is a surgeon of note, tests his patients In this novel 'way beforo giving them a general anesthetic, such as cthor or chloroform. chloro-form. Seated In a chair, tho patient Is Instructed to tako a deep Inspiration Inspira-tion and, with tho mouth closed, to hold his breath ns long as ho can. Tho longer ho can hold It tho less danger will thero be from tho anesthetic and Bhould ho not be ablo to suspend his breathing for as long as twenty seconds, tho anesthetic Is, as the doctor doc-tor says, "contra-Indicated." |