Makers of products with names like MiteHeeMan and SitePerfecto are not only convincing athletes and sportsmen of better golf scores, sex lives, and poker earnings, they are persuading archers and marksman they can see a fly on a fence post at fifty yards in foggy furrow. Everyone needs daily minimums of vitamins and minerals, but optimal doses are unknown. […]
If peered at long enough a bright light can cause damage to the nerve tissue layer that forms the inside lining of the back wall of the eye. This clear layer is known as the retina. It’s that which stands between us and blindness. The human eye concentrates light and heat about the same as […]
Permalink GalleryBeautiful Eyes, Dr. Dan David, Eye Care, Eyecare, Glasses, Light and the eyes, Light Sensitiviy, Macular damage, Optical, Optometic Physician, Optometric Medicine, Optometric Physician, Optometry, Photochromics, Photophobia, Prescription Lenses, Snow blindness, Sunglasses, Uncategorized, Vision Care, Vision source, WA
Primitive societies reduced the harmful effects of excessive sun with various adaptations of slits or holes in leather, sea shells, ivory etc. These poor souls striving simply for survival with no pretensions paid no mind to appearances and may have had it more correct than we do.
The first sunglasses as we know them were originally […]