In what sounds like proof of the placebo effect, researchers have found that exposure to light can help with back pain. And depression. The light involved was only half as bright as ambient sunlight. It is very hard to see how this could actually cure someone’s back pain. But, if people feel better, for whatever reason, that is a good thing. You know you need about 15 minutes of sunlight on your skin each week to get your Vitamin D. Now, perhaps, you can also cure your back pain while you are at it.
To Cure Your Back Pain, Just See The Light?
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