[Blindtlk] chalking everything up to blindness

[Ray Foret Jr]

Uh, I've seen this before, and, I think it's bunk.  I don't see light at all; yet, I sleep nights just fine.  Sighted people have weird sleep patterns too.  
Sincerely,
The Constantly Barefooted Ray!!!!!

Now a proud Mac user!!!!!

e-mail:
rforetjr at comcast dot net
skype:
barefootedray

On May 25, 2010, at 9:31 AM, Robert J Smith wrote:

> Hi all.  I definitely agree that there is a tendency for health 
> professionals to chalk problems up to blindness, but I believe in the case 
> of sleep irregularities, there is solid evidence that shows that the brain 
> actually needs to see light to keep its day and night cycles regulated. As 
> I understand it, when the brain sees light, the production of melatonin 
> which causes a person to sleep is held in check.  When a person is in the 
> dark, then melatonin is produced, causing sleep.  If a person does not see 
> light at all, to the brain, the person is then in a perpetual night 
> surrounding so melatonin could be produced at inappropriate times causing 
> drowsiness during those times.  Possibly the taking of Melatonin 
> externally, regulates this a little more.
> 
> Bob Smith
> 
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