Bright Light Exposure Risks
Cautionary Notes About Bright Light Exposure
Light energy can interact with and damage skin and eye tissues, especially when a photosensitizing molecule—whether from a drug...
Afternoon light: the key for more restful sleep in older adults
Consolidated sleep is vital for both physical and mental well-being. Yet, our ability to maintain uninterrupted nighttime sleep decreases as we age. The sleep-wake pattern...
How to Select a Light Box
In the best of all possible worlds, every light box on the market should have undergone clinical trials to show its efficacy, and should...
Letter to My “Quarterly Club” Patients
I write this on August 1, 2020. August 1st is a date celebrated by the ancients, as Lammas, or the harvest holiday, when the...
An Ideal Marriage: Basic and Clinical Research in Chronobiology
Researchers studying single-cell blue-green algae or zebra fish, fruit flies or hamsters, often write at the bottom of their grant applications that, “Understanding basic...
Light Therapy Provides Major Improvement in Parkinson’s Disease
Parkinson’s disease (PD) presents as problematic when developing effective treatments. In discovering that dopamine was deficient in post-mortem brains of PD patients, one would...
Light Therapy: Its Discovery and Applications
How it all began...Light therapy is one of the most exciting and scientifically interesting developments in medicine today. First, it is one of the...
Advertising and writing about light therapy in the media: why are the eyes nearly always closed?
In five minutes of web-browsing for a light therapy lamp, a motif repeats itself — beautiful models (nearly always women) with...
How does light work?
Light is a powerful antidepressant and is also the most powerful known zeitgeber (time-setter) for the internal biological clocks of the body.
Surprisingly,...
Light boxes as a commodity: what next?
A message to everyone from the Center for Environmental TherapeuticsDepression poses a worldwide risk and burden for an estimated...









