Red Light Therapy for Alzheimer’s
This article reviews research on red and near-infrared light in Alzheimer's and dementia, including a 2021 review of 10 studies, the gut-brain connection, and how light may support brain cells.
Blog & Research
Red Light Anti-Aging Therapy
Anti-aging is a huge industry, and some popular treatments carry risks that rarely get discussed. This article weighs the risks of options like Botox and looks at where red light therapy fits in.
Light Therapy for Skin Health
Is light therapy for skin more than social media hype? This article explains what red, near infrared and blue light are, where they sit in the light spectrum, and how they relate to skin.
Red Light Therapy for Stroke
A look at the research on red and near-infrared light after stroke, from small but promising human studies to animal work on inflammation and mitochondria, and why sunlight exposure matters too.
Red Light for Hypertension
Red and near-infrared light may raise nitric oxide, which helps blood vessels relax. This article reviews the animal research on red light and blood pressure, and is clear about what is not yet known in humans.
Red Light After Heart Attacks
A summary of the research on light therapy and recovery after a heart attack, most of it in animal models so far, plus what a small heart failure study found and where more work is needed.
How do I use red light at home to affect the cardiovascular system?
A practical guide to using red light at home with cardiovascular health in mind: LED versus laser devices, which wavelengths and intensity to look for, and where on the body to apply light.
How Does Red Light Therapy Help the Cardiovascular System?
The heart and blood vessels need a great deal of cellular energy. This article explains the ways red light may support them, including energy production, oxidative stress, inflammation and blood flow.
Transcranial Photobiomodulation for The Management of Depression
A plain-language summary of a 2019 research review by Askalsky and Iosifescu on light applied to the head and mood, covering proposed mechanisms, animal and human findings, and safety.
red light and the sleep quality and endurance performance
A research summary of a 2012 study in which 20 female basketball players used full body red light nightly for 14 days, with sleep quality, melatonin and performance measured before and after.
Photobiomodulation and Pain Reduction in Patients Requiring Orthodontic Band Application:
A plain-language summary of a 2020 placebo-controlled study of 26 young orthodontic patients, where one session of laser light therapy was linked to lower pain after bands were applied.
