3/27/2013

Researchers found that participants with increased methane and hydrogen levels in breath samples had higher BMI and body fat than did those with normal samples and those whose samples showed a higher concentration of only one of the two gases. The findings in the Journal of Clinical Endocrinology & Metabolism suggest an overabundance of the bacteria Methanobrevibacter smithii in the gut, which may increase the risk of weight gain and fat accumulation, researchers said.

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