Reza Hakkak, Ph.D.

Editor-in-Chief

Dr. Hakkak is a Nutritionist, Professor and Chairman of the Department of Dietetics and Nutrition in the College of Health Professions, Professor of Pediatrics in the College of Medicine, and Professor of Department of Health Policy and Management in the College of Public Health at University of Arkansas for Medical Sciences (UAMS).

Frequency: Bi-annual | ISSN: 2573-5454 

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April 17, 2026

Right Hepatic Lobe Herniation after Sleeve Gastrectomy: A Case Report

Valerio Massimo Magro, Lucia Cicchi, Andrea Sorbino, Carmelo Pirri and Calogero Foti

Sleeve gastrectomy is a vertical gastric resection with tubulation of the residual stomach. It is an irreversible procedure, which causes a marked reduction in appetite and early satiety, with consequent significant weight loss (>70% excess weight).

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November 7, 2025

Effectiveness of Glucagon-like Peptide-1 Receptor Agonists in Patients with Obesity and Type 2 Diabetes vs Metabolic Surgery for Weight Loss Achievement

Lorena Maggiorani, Fabio Antonio Esposito, Sofia Maldonado, Monica Guerrero Gutierrez, Juliana Usta, Sol Ochoa, Maria Ximena Arteaga Pichardo, Felipe Bernate and Luis Gustavo Celis Regalado
The purpose of this literature review is to investigate the effectiveness of glucagon-like peptide-1 receptor agonists (GLP-1 RAs) compared with metabolic surgery in achieving weight loss among individuals living with obesity and type 2 diabetes (T2D) mellitus.

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September 16, 2025

Outpatient Sleeve Gastrectomy Leak Rates and Their Management

Vítor Patrício Correia, Olavo Costa Gomes, Raquel Lalanda, Pedro Marques, Filipa Nogueira, Carlos Noronha Ferreira and Luís Miranda

Introduction:

Sleeve gastrectomy (SG) is now a widely performed bariatric procedure; however, staple‐line leaks remain a challenging adverse event. This study evaluates leak rates, management strategies, and weight loss outcomes after ambulatory laparoscopic SG.

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September 3, 2025

The Rising Tide of Obesity and Diabetes: A Review of Global Trends and Risk Factors

Greeshma Rao Koduru, Sankari Menon and Bhavita Tella
The alarming global increase in obesity and diabetes has become a critical public health concern, demanding urgent attention. This review seeks to explore the accelerating trends of these interconnected conditions and evaluate the major contributing risk factors. The purpose is to provide a synthesized understanding of their mutual reinforcement and global burden, highlighting implications for prevention and control.

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Welcome Note

We are pleased to announce the launch of our new peer-reviewed open access journal titled Journal of Obesity and Chronic Diseases (JOCD) dedicated to the studies of causes, pathophysiology, economic impact, genetic and molecular basis of obesity and chronic disorders in both children and adults. The main areas of journal focus will be on studies that help in understanding the biology, genetics, epidemiology, pathogenesis and prevention, management and treatment methods. Obesity is now recognized as one of the most important public health problems facing the world today. Children and adolescents who are obese are likely to be obese as adults and are therefore more at risk for adult health problems such as diabetes, heart disease, osteoarthritis and some cancers.

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Scope, Aims & Topics

Journal of Obesity and Chronic Diseases (JOCD) is a peer reviewed, open access journal by USG United Scientific Group (A non-profit organization). The journal aim is to publish articles that contribute significant new knowledge to our current understanding about all aspects of Obesity and the related chronic diseases. The main areas of focus will be on studies that help in understanding the biology, genetics, epidemiology, pathogenesis and prevention, management and treatment methods.

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