Worry about sleep causes more sleep disruption, expert warns | Fox News Video

Fox News senior medical analyst Dr. Marc Siegel cautions viewers against obsessing over sleep duration, citing research that suggests 6–7 hours is typically optimal. In the video segment, Siegel emphasizes that focusing too intently on getting a specific number of hours can increase stress rather than improve rest. He highlights the role of deep sleep, describing it as a process linked to brain “detoxification.” According to Siegel’s explanation, microglia help clear metabolic waste and “bad proteins” during deep sleep, supporting overall restorative function. The segment also connects adequate deep sleep to reduced stress and improved heart health for many adults. The piece is presented as general research-based commentary rather than individualized medical guidance.