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Don't be SAD: A Very Brief History of Light Therapy – Circulating Now from the NLM Historical Collections
![Is it ok to have this 850nm red light pointed toward my forehead/front of scalp, for many hours? I'm using it as I heard it can help with hair loss and skin Is it ok to have this 850nm red light pointed toward my forehead/front of scalp, for many hours? I'm using it as I heard it can help with hair loss and skin](https://i.redd.it/ypcj45gmgvy51.jpg)
Is it ok to have this 850nm red light pointed toward my forehead/front of scalp, for many hours? I'm using it as I heard it can help with hair loss and skin
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Can I get the same effect from a light therapy lamp in the morning as viewing morning sunlight outside? : r/andrewhuberman
![My library (in Canada) provides light therapy lamps for people to use while reading, working, and studying in the dark Winter months : r/mildlyinteresting My library (in Canada) provides light therapy lamps for people to use while reading, working, and studying in the dark Winter months : r/mildlyinteresting](https://i.redd.it/ybi0zi3a57381.jpg)
My library (in Canada) provides light therapy lamps for people to use while reading, working, and studying in the dark Winter months : r/mildlyinteresting
![I own tens of thousands of dollars in Light Therapy Equipment & Can Answer Any Technical Question You May Have : r/redlighttherapy I own tens of thousands of dollars in Light Therapy Equipment & Can Answer Any Technical Question You May Have : r/redlighttherapy](https://preview.redd.it/i-own-tens-of-thousands-of-dollars-in-light-therapy-v0-9fkcxzs1szaa1.png?width=993&format=png&auto=webp&s=227488a62b0ecd48a39384af95220a45fc41142c)