Yellow and Infrared Low Level Light to Prevent Thyroidectomy Scar Formation

Science study Red light therapy skin dose

Researchers treated 35 thyroidectomy patients with a combination of 830 nm and 590 nm LED light. Patients received 60 J/cm over a period of 11 minutes for 7 days, starting on the day of surgery. After the first week, they received treatment 3x/week for 3 more weeks. At 3 months, scars on treated patients were lighter and had less color compared to controls. Self-assessment of scar was not significantly different between treated and control groups.

The Complete Book of Ridiculous Red Light Answers


Light therapy heals with photons. A red incandescent bulb throws more heat than light, so it’s not likely to have a light therapy effect. Yes, you can use light therapy to reduce acne scars. Traumatic brain injury, Parkinson’s and dementia respond to red and infrared light therapy.

Use Red Light Therapy to Grow Back Your Hair

The Theradome hair growth device

Red light therapy is a science-backed hair growth treatment. Hundreds of studies support its use. Thousands more support the use of red light for safe, effective treatment of other conditions. So long as your light has the right coverage, wavelength, and power, there is a very good chance you can use it to stimulate hair growth.