Tag: out

Leave tablets, smartphones out of the bedroom for better sleep

(HealthDay)— Are tablets, smartphones and laptops robbing Americans of shut-eye? Absolutely, said researchers who found that the unending entertainments and the light the devices emit are a powerful, slumber-killing combo. The finding comes from a small analysis of nine otherwise healthy adults in their 20s. Their sleep was tracked after five straight nights of unrestricted

Take time out now for school sports physicals

(HealthDay)—Most states require school athletes to have a sports physical, and now is the time to book it, doctors say. These physicals can reveal health problems that could impair athletic performance or even pose a risk of injury or death, according to Dr. John Higgins. He’s a professor of medicine at the University of Texas

Why we need to figure out a theory of consciousness

Understanding the biology behind consciousness (or self-awareness) is considered by some to be the final frontier of science. And over the last decade, a fledgling community of “consciousness scientists” have gathered some interesting information about the differences between conscious and unconscious brain activity. But there remains disagreement about whether or not we have a theory

Can a simple blood test rule out lung cancer?

Every year, health care providers in the United States discover more than 1.6 million lung nodules in patients. Many are “incidentally detected,” meaning they are found during evaluation for an unrelated cause (for example, a chest X-ray after a fall). Although 75 to 85 percent of these incidentally detected nodules turn out to be benign,