An overview of all articles on fiber.

How do we know that lack of dietary fiber leads to myriad modern chronic lifestyle diseases? Dr Burkitt (1911-1993) is credited with elucidating this in 1960s and 1970s.

Archaeological geneticists, microbiome researchers and Whole Food Plant-Based advocates explain that Paleolithic people were actually eating a lot of plants! In other words, they were consuming a lot of fiber! Upwards of 100 grams daily.

Animal products, refined grains, sugar, oil and many processed foods.

Beans, whole grains, nuts & seeds, fruits and vegetables. Generally speaking, beans stand out as especially fiber rich.

Low dietary fiber intake in USA is surprisingly common. Only 3% of Americans consumed USDA RDA for fiber. Low dietary fiber intake is associated with (and in some cases, believed to be the direct cause of) myriad chronic lifestyle conditions!

USDA guidelines (2015-2020) recommend 28 grams and 35 grams of fiber for women and women on 2,000-calorie sand 2,500-calorie diets, respectively. However, Dr Greger argues for fiber intake of at least 70 to 80 grams daily! Why?

An association between low dietary fiber and colon cancer is believed to exist. Dr Greger also explains the relationship between low fiber and breast cancer.

Our body has mechanisms to expel extra estrogen via intestines. However, if our diet is low in fiber, this mechanism fails and estrogen gets re-absorbed and re-circulated into our body! This may lead to health problems related to high levels of estrogen.

A disease that was virtually unheard of in USA in early 1900s. It now afflicts over two-thirds of Americans over the age of 65. Low dietary fiber is believed to be the cause.

Dr Greger explains how low fiber diet leads to constipation and attempts to trigger bowel movements by applying pressure, and how this may lead to hiatal hernia.

Dr Greger has some videos explaining how low dietary fiber is related to inflammation in our body.

Dr Greger has some videos explaining the relationship between low dietary fiber, cholesterol and atherosclerotic diseases.

Dr Greger has some information about low dietary fiber intake and obesity.

Dr Greger has interesting videos explainig the relationship between dietary fiber (especially bean intake) and blood sugar control.

Does dietary fiber help us prevent or treat conditions like IBS (Irritable Bowel Syndrome), SIBO (Small Intestinal Bacterial Overgrowth), IBD (Inflammatory Bowel Disease), UC (Ulcerative Colitis) or Crohn's Disease?

Dr Greger has videos explaining how low dietary fiber is related to autoimmune conditions like Crohn's and ulcerative colitis.

A video by Dr Greger touches upon the relationship between fiber and longevity.

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