41.  Many blind people use screen readers to surf the Web, but the graphics elements are hard for such programs to digest.

42.  Many blind people with no conscious perception of light have normal biological clocks.

43.  Many blind people experience jet lag, suggesting that other as yet undiscovered light sensitive cells in the eyes are sending important information about day length to the brain.

44.  Meanwhile, Dr. Charles Czeisler, a physician at Harvard Medical School, found similar patterns in blind people.

45.  Similar procedures could regenerate skin for burn patients, immune cells for people with HIV, retinal cells for blind people or muscle cells to combat muscular dystrophy.

46.  Since few courses in Japan accept blind golfers, the association is seizing the opportunity to promote golf as a recreational event for blind people.

47.  Since opening the nonprofit center, Smith and his crew of stunt coordinators have trained quadriplegics, blind people and those missing arms and legs to do extraordinary stunts.

48.  So blind people could use PCs almost as easily as sighted people.

49.  Six of the remaining eight blind people tested showed no response to the bright light and had circadian rhythms that were chronically out of whack with day and night.

50.  Some blind people agree.