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The sad weekend: A perilous North American tradition
Stacie K Totsch1, Keri M Kemp2, Salvador A Lopez1
1Department of Psychology, University of Alabama at Birmingham, Alabama, USA.
Neurobiology of Pain (Cambridge, Mass.)
|November 18, 2020
Summary
A poor-quality diet negatively impacts gut microbiota and prolongs recovery from inflammation. Even a healthy diet combined with a Standard American Diet (SAD) pattern delayed recovery, highlighting the gut microbiome's crucial role in health.
Area of Science:
- Microbiology
- Immunology
- Nutrition Science
Background:
- Obesity and poor-quality diets are global health concerns.
- Diet significantly influences gut microbiota composition and function.
- Gut microbiota alterations are linked to inflammation and chronic diseases.
Purpose of the Study:
- To investigate the impact of different diets on gut microbiota and recovery from inflammatory injury.
- To compare the effects of a Standard American Diet (SAD), an Anti-Inflammatory Diet (AID), and a combined AID-SAD pattern on recovery.
Main Methods:
- Mice were fed regular chow (REG), SAD, AID, or a combination of AID and SAD for 14 weeks.
- Mice were subjected to an inflammatory injury to assess recovery.
- Fecal samples were analyzed for gut microbial community composition, diversity, and abundance.
Main Results:
- The Standard American Diet (SAD) prolonged recovery from inflammatory injury.
- The Anti-Inflammatory Diet (AID) promoted faster recovery.
- A combined AID-SAD diet pattern significantly delayed recovery, irrespective of weekly healthy eating.
- Diet significantly altered gut microbiota composition and diversity.
Conclusions:
- Diet composition profoundly impacts gut microbiota and immune recovery.
- A Standard American Diet (SAD) pattern, even when interspersed with healthy eating, can negatively affect recovery.
- Specific gut bacterial taxa may influence susceptibility to prolonged recovery from injury.
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