sleep study

Scientists have shown that deep brain stimulation during sleep can help people retain new information. The approach could help people with memory problems related to disorders like Alzheimer's.

The University of Miami Health System charges a truck driver six times what Medicare would pay for an overnight test.

A boom in technology promising to improve sleep has an ironic side effect: orthosomnia. Thanks to sleep trackers, people get so obsessed with perfect sleep that they are losing sleep over it.

The number of workers getting less than seven hours of sleep a night is rising. Stress and our culture of constant connection may be to blame.

Late-night coffee, tea or cola does more than keep you up, scientists say. The amount of caffeine in a double espresso can delay the internal clock in cells throughout your body by about 40 minutes.