sunlight


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sunlight

the actinic rays of direct sunlight are known to have disinfectant properties, to be instrumental in the production of vitamin D in the skin and to be the trigger mechanism in photosensitive dermatitis, squamous cell carcinoma of the eye in cattle and of the vulva in sheep and solar dermatitis.

Patient discussion about sunlight

Q. Is it possible to be allergic to sun??? I met this girl the other day that told me she is allergic to the sun. Is it actually possible???

A. Some people are sensitive to sun-light, not because of an allergic reaction but because of different conditions or diseases that involve this symptom. Some of these reactions may be similar to an allergic reaction because the skin gets irritated, however biochemically it does not involve the same mechanism as an allergic reaction. The sensetivity to sun an immunologic and sometimes auto-immunologic symptom.

Q. What roll does the sun have in causing cancer

A. Hi again:

This is a book for everybody here:
http://www.amazon.com/Cancer-Handbook-Really-Working-Doctors/dp/1890612189/ref=pd_bbs_sr_6?ie=UTF8&s=books&qid=1229185619&sr=8-6
Read it and learn to understand why you are fooled day by day!

Q. I feel some effects due to less exposure to sunlight. I heard that UV lighting is effective for depression. I’m living in northwest pacific; the summers are very nice but way to short. I feel some effects due to less exposure to sunlight. I have been told that sun light helps the production of the chemical in the brain that we are deficient of. If true, are there certain types of fixtures and/or bulbs that I should try.

A. Its also called seasonal affective disorder:
http://medical-dictionary.thefreedictionary.com/disorder

(SAD) depression with fatigue, lethargy, oversleeping, overeating, and carbohydrate craving recurring cyclically during specific seasons, most commonly the winter months.

I would about UV. Perhaps you should get a fluorescent light fixture for the area where you spend the most time each day and turn it on.

The web sites that sell the commercial light boxes want several hundred dollars or even more. (Seems like rip off to me.)
The web page at
http://www.ncpamd.com/seasonal.htm

says "studies suggest that regular fluorescent lights will work as well. UV (ultraviolet) light can damage eyes and skin, so it must be filtered out. It is best to buy a commercially built light box to be sure of the exact amount of light and to be sure that there are no isolated "hot spots" which could damage eyes. Many people still prefer full spectrum (minus UV) light because it i

More discussions about sunlight
References in classic literature ?
The sunlight rested softly on the silken hair, and the winds fanned lovingly the bright face, and brought the sweetest odors to cheer her on.
On and on she went, over hill and valley, broad rivers and rustling woods, till the warm sunlight passed away, the winds grew cold, and the air thick with falling snow.
Cast by your icy crown and sceptre, and let the sunlight of love fall softly on your heart.
So he wandered through his dreary palace, wondering how he had been content to live before without sunlight and love.
They whirled and circled about each other, and for a time threw Goat Island and Niagara into a smoky twilight, through which the sunlight smote in shafts and beams.
One Asiatic airship--it looked to Bert from below like three hundred yards of pavement--whirled back and circled two or three times over that great overthrow, and half a dozen crimson flying-machines danced for a moment like great midges in the sunlight before they swept on after their fellows.
The morning sunlight seemed to have suddenly revealed the tragedy of her life.
Saxon screamed in sudden wonder of delight, then caught her breath and gazed at the amazing peacock-blue of a breaker, shot through with golden sunlight, overfalling in a mile-long sweep and thundering into white ruin of foam on a crescent beach of sand scarcely less white.
The sunlight forced its way through a chink in the blind, and stretched across the floor in strange zigzag fashion.
The sunlight lingered on the purple crests, and we could see him leading the way to his stockade, a burly bareheaded figure walking far in advance of a straggling cortege, and swinging regularly an ebony staff taller than himself.
In the open courtyard suppliants walked through the gate, raising, when yet far off, their joined hands above bowed heads, and bending low in the bright stream of sunlight.
The subject of this dialogue and of these concluding remarks, which were uttered in a tone of philosophical meditation, was, as the reader will have divined, no other than Barnaby, who, with his flag in hand, stood sentry in the little patch of sunlight at the distant door, or walked to and fro outside, singing softly to himself; and keeping time to the music of some clear church bells.