Why exercise gets harder with age

There is a reason why people feel they have to exercise harder as they age to get the same results, scientists say. A US team found a system that boosts muscles fails with age, leading to the need for increased efforts, the paper in Cell Metabolism reported. The finding could also help foster an understanding of type 2 diabetes, which is linked to ageing, the study said. But a UK expert said there was little point in people exercising harder, as muscle function could not be regained. ... Continue Reading