Word: vitamins
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...were stripped away and the interiors polished to a glossy sheen, Potrykus could behold the seeds' golden secret. At their core, these grains were not the pearly white of ordinary rice but a very pale yellow?courtesy of beta-carotene, the nutrient that serves as a building block for vitamin...
...Potrykus was elated. For more than a decade he had dreamed of creating a golden rice that would improve the lives of millions of the world's poorest people. At least 1 million children, weakened by vitamin-A deficiency, die every year and an additional 350,000 go blind. Potrykus saw his rice as the modest start of a new green revolution: bananas that wouldn't rot on the way to market; corn that could supply its own fertilizer; wheat that could thrive in drought-ridden soil...
...became a full professor of plant science at the Swiss Federal Institute of Technology, Ingo Potrykus started to think about using genetic engineering to improve the nutritional qualities of rice. Of some 3 billion people who depend on rice as their major staple, around 10% risk some degree of vitamin-A deficiency and the health problems that result. The problem interested Potrykus for a number of reasons. For starters, he was attracted by the scientific challenge of transferring not just a single gene, as many had already done, but a group of genes that represented a key part...
...many of us, however, there's still time. Of all the side effects of aging, osteoporosis is one of the more preventable, through diet, exercise and changes in lifestyle. The two key nutrients for bone health are calcium, which makes bones stronger, and vitamin D, which helps the body absorb the calcium. Men between the ages of 25 and 65 should consume a minimum of 1 gram of calcium a day; after age 65, that dose should be increased to 1.5 grams...
Wouldn't it be great if there were a vitamin or a drug or a fad diet that would protect you? Unfortunately, undoing the damage from a lifetime of bad habits means learning--and sticking with--a whole new set of behaviors. After all, anybody can lose 10 or 20 lbs., and many of us have--over and over again. It's only by maintaining that weight loss, however, that you derive real, lasting benefits...