Most important part: "But obviously, mice are not people, so whether exercise can prevent or ameliorate macular degeneration in human eyes is “impossible to k

Most important part: "But obviously, mice are not people, so whether exercise can prevent or ameliorate macular degeneration in human eyes is “impossible to know, based on the data we have now,” said Machelle Pardue, a research career scientist at the Atlanta Veterans Administration Medical Center, who is the senior author of the study. She and her colleagues are trying to find ways to determine the impact of exercise on human eyes. But such experiments will take years to return results."