Sunlight Inactivates SARS-CoV-2
05/2020
Sunlight Inactivates SARS-CoV-2 on Surfaces in Lab Study as CDC Says Virus Does Not Spread Easily Across Mediums. Sunlight appears to inactivate the coronavirus which causes COVID-19, according to a study ...
Coronavirus and the Sun: a Lesson from the 1918 Influenza Pandemic
04/2020
Fresh air, sunlight and improvised face masks seemed to work a century ago; and they might help us now. When new, virulent diseases emerge, such SARS and Covid-19, the race begins to find new …
Stop Daylight-Saving Time?
03/2020
Clocks were moved forward one hour recently, but some health experts say it might be better if time changes ended for good. It’s more than an inconvenience, it’s a potential health threat, they warn …
Light and Alzheimer’s
02/2020
Alzheimer’s strikes, with few exceptions, late in life. It destroys up to 30% of a brain’s mass, carving out ravines and depositing piles of amyloid plaque, which builds up outside of neurons. Inside neurons …
SAD and Beyond: From Light Therapy to Light Hygiene
01/2020
Light therapy for those who suffer from seasonal (SAD) and non-seasonal depression has well documented benefits. For many who suffer from some form of depression, light therapy can be the …
Sunlight, Type 2 Diabetes and Cardiovascular Disease Risk
12/2019
Healthy, middle-aged adults exposed to more bright sunlight in the 7 days before providing a blood sample had lower levels of markers indicating risk for insulin resistance and dyslipidemia vs. adults …
Color and Light Matter in Medicine
11/2019
Color psychology is the study of how colors affect human behavior, mood, or physiological processes. Colors are thought to influence our buying choices, our feelings, and even our memories. Ideas related to color …
Shorter Days Can Make You SAD
10/2019
It’s that time of year, the days are getting shorter and the nights are becoming longer. The sun is setting earlier in the day and rising later in the morning. Fall began with the autumnal equinox September 23 …
The Hidden Dangers of LED Lighting
09/2019
There are major downsides to most LED lights that are not well known. If you choose to ignore these facts, it could lead to age-related macular degeneration (AMD). AMD is the deterioration of your macula which …
Heart Health & Light
08/2019
The appearance of sunlight and the advent of oxygen on Earth were undoubtedly the most dramatic environmental changes during evolution. As a result, almost all organisms on this planet are equippe …
Worry about the amount of light at night more than the blue light
07/2019
A top lighting research group has reported that the amount of light at night — light levels plus duration — can potentially disturb sleep much more than can blue spectrum in the light. The findings marked the sec …
Out with ‘human centric,’ in with ‘nutritional light’
06/2019
Human-centric lighting is lighting devoted to enhancing vision, wellbeing, and performance individually or in some combination, according to Philips Lighting. Believing that the human-centric lighting movement …
This Indoor Pollution Can Cause Brain Fog
05/2019
Would you swim in a pool of polluted water? Of course not. Not intentionally anyway. But every day, every one of us unknowingly “swims” in indoor pollution, some of it of our own making. It’s called EMF and it sta …
How Sunlight Affects Sleep, Hormones and Body Fat
04/2019
Since the beginning of human history, people have lived and worked outdoors during the light of day, absorbing light energy from the sky. An average of 10 hours outdoors each day, 70 hours weekly, was com …
Two Forms of Melatonin?
03/2019
Melatonin and sunlight are intimately linked and the relationship is unique in the fact that there are two forms of melatonin, circulatory and subcellular. Both appear to be controlled by either the absence of sunl …
Sun Avoidance Is as Risky as Smoking
02/2019
Recent research highlights the importance of sensible sun exposure, stating “Current guidelines for sun exposure are unhealthy and unscientific.” The research published in the International Journal of Environm …
Ancient New Medicine
01/2019
Professionals and patients alike have welcomed changes in healthcare over the past few decades. In the scientific world there has been excitement over breakthroughs, with research highlighting the efficacy of …
Light at Night Linked to Depression
12/2018
Professionals and patients alike have welcomed changes in healthcare over the past few decades. In the scientific world there has been excitement over breakthroughs, with research highlighting the efficacy of …
Don’t Be SAD…
11/2018
SAD (seasonal affective disorder), also known as winter depression, winter blues or seasonal depression, is a mood disorder subset provoked by reduced daylight hours during fall and winter. People who have norma …
Accelerated Aging: The Importance of a Stable Circadian Rhythm
10/2018
As anyone who has spent wakeful nights suffering from jet lag will attest, the human body has a strong sense of time. When this cycle is disrupted, like in jet lag, sleep disorders ensue. According to the America …
Biological Enlightenment
09/2018
Every metabolic process, every enzyme reaction, muscular movements, the digestion of food and the burning of fat are all biological processes that are augmented by sunlight energy. A reduction of ‘natural li …
Photobiomodulation and Your Health
08/2018
The 2017 Nobel Prize in ‘Physiology or Medicine’ was awarded for the discovery of how plants, animals and humans optimize their health by harmonizing their circadian rhythms with the daily cycle of light and dar …