The prevalence of morbid obesity in a population is associated with negative outcomes from COVID-19, according to an analysis by researchers at The University of Alabama (UA) of morbid obesity data and reported COVID-19 deaths in the United States.

Stomach capacity in people with obesity changes to accommodate different eating situations, which has an effect on feelings of fullness and the urge to overeat, according to a study published in the American Journal of Physiology-Gastrointestinal and Liver Physiology.

There is sufficient evidence to demonstrate that One Anastomosis Gastric Bypass/Mini Gastric Bypass (OAGB-MGB) can be considered a safe and effective option as a revisional bariatric surgery procedures, according to an international team of researchers who carried out a systematic review of more than 1,000 patients.

A study of more than 26,000 patients has reported that bariatric surgery is associated with a lower risk for dying over the long-term, especially for heavier patients and those who have bariatric surgery at older ages. The outcomes were featured in the paper, ‘Association Between Bariatric Surgery and All-Cause Mortality: A Population-Based Matched Cohort Study in a Universal Health Care System’, published in the Annals of Internal Medicine.

Roux-en-Y gastric bypass (RYGB) is an effective strategy for midterm blood pressure (BP) control and hypertension remission with fewer medications required in patients with hypertension and obesity, according to the three-year results from the GAstric Bypass to Treat obEse Patients With steAdy hYpertension (GATEWAY) randomised clinical trial. The outcomes were published in the paper, ‘Three-Year Outcomes of Bariatric Surgery in Patients With Obesity and Hypertension Randomized Clinical Trial’, in the Annals of Internal Medicine.

There is a striking association between BMI and risk for death among patients with a diagnosis of COVID-19, reports a retrospective cohort study, ‘Obesity and Mortality Among Patients Diagnosed With COVID-19: Results From an Integrated Health Care Organization’, published in the Annals of Internal Medicine. The association was independent of obesity-related comorbities and other potential confounders.

Vegetarian bariatric patients in East and South-East Asia are an under-recognized patient cohort at risk of micronutrient deficiencies, according to a survey of Asian surgeons by Asia-Pacific Metabolic and Bariatric Surgery Society (APMBSS). The study authors noted that current literature on micronutrient deficiency in this cohort is scarce, particularly in East and South-East Asian, and that there is a knowledge gap among regional surgeons in long-term nutritional assessment and management.

People who are overweight, even if only modestly, are at greater risk of COVID-19 hospitalization, according to researchers from University College London, UK. For the study, ‘Overweight, obesity, and risk of hospitalization for COVID-19: A community-based cohort study of adults in the United Kingdom’, published in the Proceedings of the National Academy of Sciences, researchers assessed UK Biobank data of more than 330,000 UK residents, taken between 2006 and 2010.

Changes in weight between young adulthood and midlife may have important consequences for a person's risk of early death, according to a Boston University School of Public Health (BUSPH) study.

Standard Bariatric’s Titan SGS stapling technology, which according to the company features the longest continuous stapler cutline (23cm), has been successful in an ongoing clinical trial at Buffalo General Medical Center, where the world’s first eight sleeve gastrectomy patients have been enrolled in the Investigational Device Exemption (IDE) study.