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Food frequency questionnaire (FFQ) is a dietary assessment tool delivered as a questionnaire to estimate frequency and, in some cases, portion size information about food and beverage consumption over a specified period of time, typically the past month, three months, or year. [1] FFQs are a common dietary assessment tool used in large ...
The 24-hour diet recall is a poor method for measuring intake for food or drink with a high day-to-day variability. [8] The 24-hour diet recall is unsuitable for large scale studies due to its time, literacy, and economic constraints. [9] 24-hour diet recalls are used less frequently in pregnant women. [10]
The Hay Diet is a nutrition method developed by the New York physician William Howard Hay in the 1920s. It claims to work by separating food into three groups: alkaline, acidic, and neutral. (Hay's use of these terms does not completely conform to the scientific use, i.e., the pH of the foods.) Acidic foods are not combined with the alkaline ...
Food pyramid (nutrition) A food pyramid is a representation of the optimal number of servings to be eaten each day from each of the basic food groups. [2] The first pyramid was published in Sweden in 1974. [3][4][5] The 1992 pyramid introduced by the United States Department of Agriculture (USDA) was called the "Food Guide Pyramid" or "Eating ...
Intermittent fasting: Cycling between non- fasting and fasting as a method of calorie restriction. [16] Body for Life: A calorie-control diet, promoted as part of the 12-week Body for Life program. [17] Cookie diet: A calorie control diet in which low-fat cookies are eaten to quell hunger, often in place of a meal.
The Rice Diet Program was founded in 1939 by Walter Kempner (1903-1997), a German physician and refugee from the Nazis, who was at that time associated with Duke University. [1] [2] Kempner had many patients with malignant hypertension with kidney failure, and there were no good treatments for those patients. He believed that the kidney had two ...
Body for Life (BFL) is a 12-week nutrition and exercise program, and also an annual physique transformation competition. The program utilizes a low-fat high-protein diet. It was created by Bill Phillips, a former competitive bodybuilder and previous owner of EAS, a manufacturer of nutritional supplements.
The Montignac diet is a high-protein low-carbohydrate fad diet that was popular in the 1990s, mainly in Europe. It was invented by Frenchman Michel Montignac (1944–2010), an international executive for the pharmaceutical industry, who, like his father, was overweight in his youth. His method is aimed at people wishing to lose weight ...