Most people have between 3 bowel movements a day and 3 a week, but normal doesn’t necessarily mean optimal.

Lifestyle changes are often more effective in reducing the rates of heart disease, hypertension, heart failure, stroke, cancer, diabetes, and premature death than almost any other medical intervention.

The first-line treatment for hypertension is lifestyle modification, which often includes the DASH diet. What is it and how can it be improved?

Even though modern African diets may now be as miserably low in fiber as American diets, Africans still appear to have 50 times less colorectal cancer than Americans, our second leading cancer killer.

Decreasing animal protein and sodium intake appears more effective in treating calcium oxalate and uric acid kidney stones (nephrolithiasis) than restricting calcium or oxalates.

An eighth teaspoon of powdered ginger found to work as well as the migraine headache drug sumatriptan (Imitrex) without the side-effects.

Gnathostomiasis from raw fish is a growing problem, manifested by tiny worms that burrow under our skin and, in rare cases, can get into our eyes and brain.

Heme iron, the type found predominantly in blood and muscle, is absorbed better than the non-heme iron that predominates in plants, but may increase the risk of cancer, stroke, heart disease, and metabolic syndrome.

Immunocompromised patients, such as those undergoing chemotherapy, are often denied fresh fruits and vegetables to ostensibly protect them against foodborne illness.

What might happen if nutritional excellence was taught in medical school?