Long COVID can linger long after the acute infection ends. People report fatigue, brain fog, dizziness, and poor sleep. Many ...

LOS ALAMOS, N.M. — Los Alamos National Lab researchers are developing a breathalyzer that can determine how tired someone is. The device works like other breathalyzers – including ones that measure ...

Over centuries, the human body has developed a natural rhythm that uses biological and environmental factors to determine when to sleep and eat. But continued advances in technology—starting with the ...

Modern lifestyle problems such as hair loss, fatigue, poor sleep, digestive discomfort, and irregular periods are becoming increasingly common, yet most people try to fix them with quick dietary ...

Two years ago, a research team in Nevada linked an exotic mouse virus to chronic fatigue syndrome, sparking hopes among patients that a cause of the baffling condition had finally been found. But two ...

Inside the massive testing hangars across Seattle and Everett, the world's biggest jetliners are turned into mechanical lab rats. Hydraulic actuators yank their wings skyward, compressors simulate ...