From the BBC – here
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Author: RedlightsontheBrain
Redlightsonthebrain is written by Catherine Hamilton, a retired doctor to help people to learn about neurogenerative diseases and the practical, safe and scientifically-based things that can help improve life. Part of this is to provide low-cost access to red light devices, hence the DIY instructions on this blog. View all posts by RedlightsontheBrain
Red lights on the brain 