NEW YORK (Reuters Health) - In what could become a new weapon in the battle of the bulge, scientists on Monday reported initial success with an experimental vaccine for obesity.
The researchers found that when they gave rats a vaccine against a "hunger hormone" called ghrelin, the animals were able to live the dream of eating what they wanted without packing on body fat.
The findings, published online by the Proceedings of the National Academy of Sciences, suggest a whole new approach to weight loss.
It's a long way, however, from success in rats to similar results in people.
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