Total Treatment Dose/Time: I suggest that you limit total treatment dose for all areas of the body to no more than roughly 120J. So assuming the light is 6” or 12” away from your body, that means no more than 15-20 minutes of time total with light shining on your body. There isn’t adequate research on this yet, so I suggest being conservative. Here’s Hamblin on this subject: “What we don’t really know is can you overdose the body on total joules or is it only when it’s concentrated? That’s what we don’t know … Ten minutes or half an hour does no harm at all … Mostly, I tell people they can use
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