Isaac Warshaw

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Does echinacea prevent colds?

Echinacea is often advised for warding off the winter sniffles, says Claudia Hammond, but does it actually work?<p>If you find yourself about to go down with a cold this winter, the chances are that at some point a friend will suggest you take echinacea. Some swear by it to ward off a cold when they …

Weight loss tricky tips

Slim down with grapefruit juice? Berkeley study adds weight to idea

The next time you go out for cheeseburgers and fries or pepperoni pizza, you might want to consider washing it down with a glass of grapefruit juice.<p>A new study from UC Berkeley researchers found that mice who drank their fill of sweetened grapefruit juice gained less weight on a high-fat diet than …