The phrase 'That's what my grandmother does' literally applies to the case of Willie Murphy, 77chronis a grandmother can do pushups with one hand and deadlifts with 98 pounds. Started doing weights a few years ago, After seeing an ad for a weightlifting competition at a local gym. Except that raises the more pounds from the weight of (weighs 48 kg), the Willie can do ups and push-ups with one hand and bends with fingers.