Capsules

P:Coronary patients who think they can stave off further attacks by unnatural idleness are mistaken, said Manhattan's Dr. Arthur M. Master. 'Of 2,200 heart attacks, he found, 23% occurred during sleep, 29% while at rest, 24% during mild activity, 13% during walking at an ordinary pace, 9% during moderate activity and only 2% during unusual exertion. P: Basing his judgment more on "clinical sense" than on statistical proofs, Boston's Dr. Richard H. Overholt advised: "If you have a family history of cancer of any kind, don't smoke, but if you have no family history of cancer, you can probably inhale smoke with less risk." P:Grafts of arteries from calves and pigs have been successful in four human patients, Washington's Dr. Charles A. Hufnagel told the American College of Surgeons. The grafts "took" long enough for the patients' own arteries to grow and fill the gap.

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