The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Brain death determination sits at the fraught intersection of critical-care medicine, ethics, and organ-donation logistics. Missteps risk either prolonging mechanical support with no prospect of ...

Maybe you know you snore like a bear, but you don’t feel much urgency to look into it. Or maybe you have been told to wear a continuous positive airway pressure, or CPAP, machine for sleep apnea, but ...

About a third of American adults are living with obstructive sleep apnea, a condition that robs people of restful sleep and causes subtle damage throughout the body, especially if left untreated. New ...

Sleep apnea affects an estimated 80 million adults in the U.S., yet it remains one of the country’s most underdiagnosed health conditions. Research suggests that up to four in five people with sleep ...