Older adults who nap for more than an hour a day had a 40% higher risk for developing Alzheimer’s disease compared with those who napped less than an hour a day, researchers reported in Alzheimer’s & Dementia.
In addition, those who napped at least once a day had a 40% higher risk for developing AD compared with those who did not nap once a day, Yue Leng, PhD, assistant professor of psychiatry at the University of California San Francisco (UCSF) Weill Institute for Neurosciences, and colleagues reported. They evaluated the longitudinal relationship between daytime napping and