A natural aging molecule may help reboot memory in Alzheimer’s—offering a surprising new path to healthier brain aging. Credit: Shutterstock Singapore ranks among the countries with the longest life expectancy in the world. Even so, many people spend close to their final ten years coping with poor health. Researchers at the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine) are working to change that reality by studying whether the biological process of aging