Advertisement

What role do bacteria play in gut?

Anthony L. Komaroff, MD
Internal Medicine
Different populations around the world have different bacteria in the gut. This could explain why people in some areas of the world suffer certain kinds of malnourishment than others, and why different diseases or susceptibilities are more prevalent. Researchers have long suspected that dietary differences influence disease: Why do the French, who eat lots of cheese, have a lower rate of heart disease? Is it the wine? Why do the Japanese have a lower rate of some cancers? Is it their low-fat diet? Instead, it may be because over the centuries, people in different countries have developed certain populations of gut bacteria that play a role in their physiology. It may help explain why some people are more susceptible to autoimmune diseases such as rheumatoid arthritis, multiple sclerosis, and diabetes -- all diseases that result when the immune system, instead of attacking dangerous invading microbes, attacks normal body cells.

Continue Learning about Digestive Health

Your 8-Step Plan for Living With Diverticular Disease
Your 8-Step Plan for Living With Diverticular Disease
Once you have been diagnosed with diverticular disease, the goal of your treatment will be to keep your symptoms in check and prevent complications. T...
Read More
How Does Irritable Bowel Syndrome (IBS) Differ From IBD?
How Does Irritable Bowel Syndrome (IBS) Differ From IBD?
Can I Take Probiotics If I Am Pregnant or Breastfeeding?
Can I Take Probiotics If I Am Pregnant or Breastfeeding?
How Do Probiotics Work?
How Do Probiotics Work?

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.