Sleep loss may be more than just a symptom of dementia and Alzheimer’s disease and could instead serve as an early warning sign, according to new research from the University of Kentucky.

Apple has introduced a small but highly practical feature in iOS 26.4 that could solve a common frustration for iPhone users — especially those who sleep with an Apple Watch.

US regulators have approved the first drug treatment for sleep apnea, granting approval for the use of a weight-loss medication to address the condition affecting millions of Americans.