Natural Health Science News The latest news and top resources on natural health.

Light Therapy

Space veggies could be made more nutritious by bright pulses of light

Posted March 6, 2014

Exposing leafy vegetables grown during spaceflight to a few bright pulses of light daily could increase the amount of eye-protecting nutrients produced by the plants, according to a new study by researchers at the University of Colorado Boulder.

Read More

Room lighting affects mood and decision-making

Posted February 24, 2014

A new study published in the Journal of Consumer Psychology reports that different lighting conditions can have a major impact on your mood. Researchers from the University of Toronto Scarborough in Canada and Northwestern University in Illinois conducted six studies, using different lighting conditions for each. They then asked study participants to rate various items, such as how attractive they thought someone was, how spicy a chicken wing sauce was and how they felt about certain words.

Read More

Researchers turn pain perception on and off in mice using light

Posted February 19, 2014

A team of researchers at Stanford University has found a way to turn the perception of pain on and off using only a light source. In their paper published in the journal Nature Biotechnology, the team describes how they genetically altered nerve receptors beneath the skin in mice, and how doing so allowed for controlling the perception of pain.

Read More

Blue light may fight fatigue around the clock

Posted February 4, 2014

Researchers from Brigham and Women’s Hospital (BWH) have found that exposure to short wavelength, or blue light, during the biological day directly and immediately improves alertness and performance. These findings are published in the February issue of Sleep.

Read More

UV Light Makes Mushrooms Rich in Vitamin D

Posted December 27, 2013

The dog days of summer are a distant memory and so are the long bright sunny days. But for many people, sunlight is an essential source of vitamin D. The human body needs vitamin D to maintain bone health and helps regulate the immune system.

Read More

Blue light found to improve brain function and focus better than coffee

Posted November 27, 2013

Swedish researchers have made a fascinating discovery with regard to short wavelength blue light that suggests that it could be used as a natural therapy to help improve cognitive function and boost energy levels. In a test comparing the effects of blue light to caffeine and several other modalities, a team of scientists from Mid Sweden University in Ostersund found that simple exposure to blue light actually outperforms caffeine in helping people to think more clearly, focus on the task at hand and have enough energy to get through the day.

Read More

Light as medicine? Researchers reveal how specific wavelengths of light can heal

Posted October 23, 2013

Multiple sclerosis (MS) causes progressive paralysis by destroying nerve cells and the spinal cord. It interrupts vision, balance and even thinking. On a suggestion from a colleague, Jeri-Anne Lyons decided to test how the disease responded to a radical therapy – exposure to a certain wavelength of light called near-infrared (NIR).

Read More

Sunlight’s feel-good effect combines infrared heat, light therapy

Posted October 18, 2013

Most of us have heard of the affliction known as SAD, or Seasonal Affective Disorder, which overcomes many in the northern hemisphere during the winter months. What we don’t totally grasp or even think about is the question behind why the sun has such a powerful effect on our mood and overall emotional well being.

Read More

Researchers aim to use light—not electric jolts—to restore healthy heartbeats

Posted August 30, 2013

When a beating heart slips into an irregular, life-threatening rhythm, the treatment is well known: deliver a burst of electric current from a pacemaker or defibrillator. But because the electricity itself can cause pain, tissue damage and other serious side-effects, a Johns Hopkins-led research team wants to replace these jolts with a kinder, gentler remedy: light.

Read More

Bright light therapy may improve sleep and promote recovery in patients with mild TBI

Posted June 1, 2013

A new study suggests that bright light therapy may improve sleep, cognition, emotion and brain function following mild traumatic brain injury (TBI). Results show that six weeks of morning bright light therapy resulted in a marked decrease in subjective daytime sleepiness. This improvement was further associated with improvements in the propensity to fall asleep and nighttime sleep quality. Bright light therapy also affected depressive symptoms.

Read More
Page 1 of 212