How Infrared Light Can Boost Vision Without Ever Touching Your Eyes
A groundbreaking new study published July 8, 2025 reveals that near‑infrared (NIR) light, specifically 850 nm, can penetrate the human torso (even...
Light Shapes Everything.
Learn How to Use It.
Interview With Dr. Alexander Wunsch on Sunlight, Evolution, and UV Protection
In this follow-up conversation, Dr. Wunsch explores how early human exposure to forest-filtered l...
MAHA Reports on Light and Human Health: Why Sleep Starts With Sunlight
A new report from the MAHA initiative, chaired by Robert F. Kennedy, Jr., now serving as Secretar...
Why does sleep change when we age?
Does our sleep change when we age? YES. For many reasons, including the decre...
Do teenagers have a different circadian rhythm?
Why do teenagers stay up late at night? Are they just being defiant teenagers...
Babies: When do they develop a circadian rhythm?
Regardless of your age, the daily cycling of the circadian rhythm is the same...
How can you increase melatonin naturally?
Melatonin is needed for overall health but is best known as the sleep hormone...
Is blue light harming my kid’s development?
Are my kids being harmed by too much blue light? Blue light is damaging sleep...
How to adjust to daylight saving time - this Sunday
Daylight saving time change happens this Sunday. This time change plays havoc...