1. Testimony relating to the deceased employee’s work load in this compensation case is sufficient to show that he was employed to tend 12 machines which process cotton thread; that each machine or frame required the placing and removing of 24 cans at the back and four at the front; that the cans weighed between 7 and 24 pounds approximately,
2. The words injury and personal injury in workmen’s compensation cases include heart disease, heart attack, and coronary occlusion only where “it is shown by a preponderance of competent and creditable evidence that it was attributable to the performance of the usual work of employment.” Ga. L. 1963, pp. 141, 142 (Code Ann. § 114-102). Thus, the prima facie presumption which usually arises where an employee is found dead at a place where he is reasonably expected to be in the performance of his duties, that the death arose out of and in the course of employment (Hartford Acc. &c. Co. v. Cox, 101 Ga. App. 789 (115 SE2d 452)) must be bolstered in heart cases by evidence of a causal connection between the work and the heart attack. Here the employee was found dead of a heart attack at the place where he was tending frames during working hours and in less than a half hour after one of the witnesses had seen him at work.
3. While the statement in a death certificate as to the cause of death is prima facie evidence of the fact, it is subject to
Judgment affirmed.