Would you believe there was a time when human beings didn’t get constipated?  That’s what Dr. Denis Burkitt found in the 1970s when he studied healthy Africans eating traditional high-fiber diets. Nor did they get conditions associated with constipation like diverticulitis, gallstones, hemorrhoids, polyps, colon cancer, diabetes, obesity, varicose veins, high cholesterol, blood clots, and other cardiovascular issues.    While these Africans got 40-100 grams of fiber daily, the average American gets about 15. Could this explain why so many of us are constipated?  Absolutely! Fiber deficiency is a major factor in our constipation epidemic!  Transit time is the time it takes for food to go from mouth to anus and out. An ideal transit time is 12-18 hours.  Faster isn’t good because time is needed to absorb nutrients from food.  But most people have the opposite problem: a sluggish bowel. This means toxic wastes don’t get eliminated fast eno…