Sleep Apnea, Insomnia, and Dementia Risk: What We Know
Do insomnia and sleep apnea raise dementia risk? A 2025 meta-analysis links both to later cognitive decline, but treatment has not proved dementia prevention.
Blue-Light Blocking Glasses for Sleep: What Trials Actually Show
Do blue-light blocking glasses improve sleep? Cochrane found very low-certainty evidence, while a healthy-adult trial found no objective benefit from evening lenses.