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18min chapter
Photobiology, Sunlight, Firelight, Incandescent Bulbs vs. LEDs, Mitochondria, Melatonin, Sunscreen & the Optics of the Body | Scott Zimmerman | M&M 146
Mind & Matter
Navigating the Complexities of Near-Infrared Light and Its Impact on the Body
This chapter delves into the intricate details of how 850 nanometer LED emitters interact with the body in the near-infrared spectrum, discussing light scattering, absorption coefficients, and the body's natural exposure to such light. It explores the gender differences in light sensitivity, skin thickness affecting light penetration, and the gaps in understanding light effects on female hormones compared to male subjects. Additionally, it examines the implications of sunscreen use, the varying light needs based on individual factors, and the importance of observing skin response to sunlight for personalized sun protection.
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