While some researchers search for the roots or obesity in our genes, other investigate infections, Scientists have known for two decades that, surprisingly certain viruses can cause birds or mammals to become fat Now scientists thir hey have tracked down a bug that can cause obesity in people
2 The alleged culprit is human adenovinus 36, or AD-36. A study published in 2002 showed that AD-36 injected into monkeys causes dramatic weight ga n some animals, the injected virus caused body fat to uiple lu's unethical to