Hail Kale! Why You Should (or Shouldn’t) Eat It

We are in the midst of a kale craze. The dark green leafy vegetable is everywhere, from upscale restaurant menus to the grocery store snack food aisle (think kale chips). It’s been called “the new beef” because of its high iron content. It’s been hailed as the “queen of greens” because, well, it’s fun to say. Even the health-conscious White House has gotten in on the trend with a kale salad that was the hit of the Obamas’ Thanksgiving menu …

How Well Do You See Colors?

Do you have “color vision deficiency,” otherwise known as color blindness? It affects about 32 million Americans — eight percent of men, 0.5 percent of women — but there are now new websites and smartphone apps to help people identify difficult-to-see shades and hues, the Wall Street Journal reports. In addition, be aware that changes in color vision in older adults could be a sign of other health problems or the side effect of certain medications, including Viagra and some …

Hope For The Blind? Stem Cells Improve Vision

Two older women, both legally blind from degenerative eye disease, have regained some of their sight, thanks to an experimental treatment using human stem cells, researchers at the University of California, Los Angeles, report. This is the first time human embryonic stem cells have been used to treat eye disease. The researchers, with UCLA’s Jules Stein Eye Institute, caution that it’s far too early to call this a cure, but lead researcher Steven D. Schwartz, M.D., a professor of ophthalmalogy, …