Sleeping Pills May Protect You From Alzheimer’s, Study Finds

Much like chicken soup, a good night’s sleep is good for the soul. And it’s not just a figurative lesson: sleep helps the brain process what it learned over the course of a day and clear toxic waste. Your glymphatic system—a relatively recently discovered network of tubes connecting the brain and bloodstream—replaces toxin-filled fluid with fresh liquid primarily during deep sleep. When this waste management system underperforms due to a lack of Z’s, it’s like when you forget to take the trash out to the curb. Once in a while,...