Archive for: November 2006

One-fourth of overweight children may have sleep problems that regular physical activity can largely resolve, researchers say.

Avoiding health risk factors in midlife such as smoking, being overweight, excessive drinking and hypertension is associated with a longer and healthier life in men, according to a study in the Nov. 15 issue of JAMA, a theme issue on men's health.

The dynamics of evolution are fully in play within the environment of a tumor, just as they are in forests and meadows, oceans and streams. This is the view of researchers in an emerging cross-disciplinary field that brings the thinking of ecologists and evolutionary biologists to bear on cancer biology. Insights from their work may have profound implications for understanding why current cancer therapies often fail and how radically new therapies might be devised.

Exercise and diet work equally well in reducing the risk factors for diabetes, a new study finds.