Chap. 3: Infrared Light Therapy

Explore research into red and near-infrared light for pain, including studies on chronic back pain and arthritis and how infrared energy may influence pain signaling, circulation, inflammation, and recovery.

Chap. 2: Infrared Effects on the Body

  Learn how infrared light interacts with the body at the cellular level, including its effects on mitochondria, cellular respiration, ATP energy production, and nitric oxide during photobiomodulation.

Chap. 1: What is Light?

How Infrared Light Affects the Body

What does infrared light actually do to the body? How does infrared light promote healing? Learn the answers to these and other questions in this brief article.

Bioactive Light Therapy

Learn what light is, how it fits into the electromagnetic spectrum, and how bioactive wavelengths—including UV, blue, red, and infrared light—interact with the human body and influence biological processes.