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28 May 2010

Fit folk have fat-burning molecules

A new study provides tantalising clues about how exercise helps ward off heart disease and other ills: Fit people have more fat-burning molecules in their blood than less fit people after exercise.

A new study provides tantalising clues about how exercise helps ward off heart disease and other ills: Fit people have more fat-burning molecules in their blood than less fit people after exercise.

And the very fittest are even more efficient, on a biochemical level, at generating fat-burning molecules that break down and burn up fats and sugars, the study reports.

"Every metabolic activity in the body results in the product of [fat-burning] metabolites," said senior study author Dr Robert Gerszten, director of clinical and translational research at Massachusetts General Hospital Heart Centre "A blood sample contains hundreds of these metabolites and can provide a snapshot of any individual's health status."

 
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