In Rodents Fed High-Fat Diets, Gut Microbes Boost Hunger, Trigger Obesity

After several hints that gut microbes may be key players in the obesity epidemic, a new study provides a mechanistic explanation of how the intestinal inhabitants directly induce hunger, insulin resistance, and ultimately obesity in rodents.

Source: In rodents fed high-fat diets, gut microbes boost hunger, trigger obesity

The percentage of fat in our diets (since the early 80s) has gone down, but protein stayed the same, and carbs have gone up to pick up the slack.

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