Word: diets
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Salmon that are free to roam the ocean enjoy a diet of fresh fish, which have eaten smaller fish, which in turn have eaten still smaller fish. At the bottom of that food chain are algae, the key to salmon's health benefits. Algae boast a special kind of fat, known as omega-3 fatty acids, that seems to help the heart. Omega-3s prevent platelets in the blood from clumping together and sticking to arterial walls in the form of plaque. They also drive down triglycerides and LDL (bad) cholesterol. Researchers suspect that omega-3s may block the production...
...free-radical damage linked to heart disease and cancer, anthocyanins may boost brainpower--at least in rats. When fed blueberry extract for nine weeks, elderly rats outperformed a control group at such tasks as navigating mazes and balancing on rotating logs. And when aging rats ate a blueberry-enriched diet for four months, they performed as well in memory tests as younger rats. Another blueberry benefit: like cranberries, they seem to fight off urinary-tract infections by preventing E. coli bacteria from adhering to the bladder wall...
Potatoes are supposed to be one of the world's greatest foods, filled with calcium, niacin, iron, vitamin C and plenty of carbohydrates. A diet of milk and potatoes, the textbooks say, will provide all the nutrients the human body needs. But there is trouble lurking beneath the skin. According to a controversial new theory, potatoes, eaten in large quantities by a population increasingly sedentary and overweight, may be a major contributor to America's alarming rates of heart disease and diabetes...
...harried for sit-down meals or pressed to shed pounds or just carried away with the idea of a healthy snack, they're gobbling up by the millions what was once an esoteric favorite of long- distance bicycle racers, marathoners and mountain climbers: so-called energy, protein or diet bars. Even more surprising is their infatuation with flavored concoctions known variously as designer, health or fitness waters. Imaginatively bottled and labeled (Smartwater, Lizard Lightning, Magic Recovery) and laced with every sort of nutritional supplement imaginable, they're fast crowding such standbys as Perrier and Poland Spring off the shelves...
...habits. Lloyd Lamb attends Camp Vanguard, in Lake Wales, Fla., where he has learned to look at the labels on food for fat content and to walk after meals. He lost 40 lbs. last summer, his fifth at the camp. His parents have also learned to follow a healthier diet...