Blue Light Stimulates Circadian System, Improves Sleep

Researchers at the Rensselaer Polytechnic Institute in Troy, N.Y., tested whether a device used to deliver blue light directly to the eyes would affect circadian rhythms — the body’s internal clock that regulates when and how much people sleep and other biological cycles.
“Light and dark patterns are the major synchronizer of circadian rhythms to the [...]

Related Articles

  • Consumption of Highly Caffeinated Beverages and Late-Night Technology Use Results in Poor Sleep for AdolescentsAdolescents often struggle to obtain a sufficient amount of sleep during the school week due to a biological change that occurs during puberty, which makes falling asleep in time to obtain the required 8-10 hours of sleep for full restoration difficult. Students who use multiple forms of technology late into the night and consume caffeinated
  • Good SleepSome new research suggests the purpose of sleep is to restore the synapses. If we have a sleep deficit we don’t function as well and may fall asleep at the wrong moment, endangering our self and others. There are simple things we can do to improve sleep.
  • Can Multiple Naps Replace Regular Sleep?Pioneers have been experimenting with reduced sleep schedules based on taking multiple short naps, or a core longer sleep with one or more naps. The so-called Uberman schedule, consisting of 6 naps of 20-30 minutes each, seems to be tough to keep up.

Better Sleep for Shift Workers

According to a study in the Dec 2008 issue of the journal Sleep, the use of light exposure therapy, dark sunglasses and a strict sleep schedule can help night-shift workers create a “compromise circadian phase position,” with better increased performance and alertness during night shifts. It also allows adequate nighttime sleep on days off.
“The [...]

Related Articles