Research paper

Assignment 8

Virgil Campbell

BSC 1025

Instructor Ken Wood

10/24/2020

1. Samaha, F. F., Iqbal, N., Seshadri, P., Chicano, K. L., Daily, D. A., McGrory, J., Williams, T., Williams, M., Gracely, E. J., & Stern, L. (2003). A low-carbohydrate as compared with a low-fat diet in severe obesity. The New England journal of medicine, 348(21), 2074–2081. https://doi.org/10.1056/NEJMoa022637

This clinical trial studies the effects of a carbohydrate-restricted diet compared to a fat-restricted diet. Subjects included men and women with 39% having high prevalence of diabetes. Over six months it was shown that subjects on the low-carbohydrate diet lost more weight than those on a low-fat diet. Those having high prevalence of diabetes showed improvement in insulin sensitivity and improved triglyceride levels.

2. Foster, G. D., Wyatt, H. R., Hill, J. O., McGuckin, B. G., Brill, C., Mohammed, B. S., Szapary, P. O., Rader, D. J., Edman, J. S., & Klein, S. (2003). A randomized trial of a low-carbohydrate diet for obesity. The New England journal of medicine, 348(21), 2082–2090. https://doi.org/10.1056/NEJMoa022207

This study analyzes a low carbohydrate diet for obesity. Over a year’s time, 63 obese men and women were chosen at random for a range of fat loss diets including low-carbohydrate, high protein, high fat diet or low-calorie, high carbohydrate, low-fat conventional diet. What researchers found was subjects that were on the low-carbohydrate diet had lost more weight than those on the conventional diet at 3 months but progress began to slow at 6 months and was almost no difference at 12 months.

3. Foster, G. D., Wyatt, H. R., Hill, J. O., McGuckin, B. G., Brill, C., Mohammed, B. S., Szapary, P. O., Rader, D. J., Edman, J. S., & Klein, S. (2003). A randomized trial of a low-carbohydrate diet for obesity. The New England journal of medicine, 348(21), 2082–2090. https://doi.org/10.1056/NEJMoa022207

This studies give insight into lifestyles behaviors that contribute to the age-old straight forward strategy “eat less and exercise more” or “less in more out.” The goal was to show how lifestyle factors could change the diet and contribute to weight gain.

4. Ebbeling, C. B. (2018, November 14). Effects of a low carbohydrate diet on energy expenditure during weight loss maintenance: randomized trial. The BMJ. https://www.bmj.com/content/363/bmj.k4583

This randomized trial was conducted to determine the effects of diets varying in carbohydrates to. fat ratio on total energy expenditure. participants were randomly assigned to one of three test diets according to carbohydrate content (high, 60%, n=54; moderate, 40%, n=53; or low, 20%, n=57) for 20 weeks. What they found was by lowering dietary carbohydrates, it increased energy expenditure during weight loss maintenance and that this metabolic effect may improve the success of obesity treatment, especially among those with high insulin secretion