Smartphones, tablets and other light-emitting devices are lit by LEDs, which have a peak wavelength in the blue portion of the spectrum. Blue light at night suppresses melatonin and increases alertness; the use of amber-tinted lenses that block blue light mitigates these effects. The Columbia team, led by AriContinue Reading

Can’t sleep? Blame your ageing brain — World Economic Forum (@wef) May 25, 2017 Another misconception is that “sleepiness receptors” only decline in middle age. “Sleep architecture” as neurologists call it starts changing when people enter their 20s. In their 40s, overall, they go to bed earlier andContinue Reading People with long-term sleep troubles should turn to a form of psychotherapy to reboot normal sleeping patterns before trying sleeping pills, the American College of Physicians recommends. Specifically, people with chronic insomnia should try cognitive behavioral therapy (CBT), the experts said. This treatment combines talk therapy, behavioral interventions andContinue Reading

Researchers worked with 123 adults older than age 55 with insomnia, randomly assigning participants to one of three groups. One group underwent 2 hours of cognitive-behavioral therapy (CBT) every week for four months. A second group participated in Tai Chi with the same frequency, while the third group completed aContinue Reading