The large UK By-Band-Sleeve RCT finds gastric bypass and sleeve gastrectomy outperform gastric banding for weight loss and quality of life at 3 years, with bypass giving greater weight loss than sleeve and best cost-effectiveness. PICO summary and commentary.
Browsing: Obesity & Weight Management
Evidence summaries for obesity and weight management, including lifestyle trials, pharmacotherapy, bariatric/metabolic outcomes, cardiometabolic risk, and long-term safety.
A 16-week RCT reports two botanical extracts raise GLP-1 and reduce weight comparably to semaglutide, but manufacturer affiliation, implausibly strong correlations, and an unblinded comparator warrant strong caution. PICO summary and commentary.
A small 8-week RCT finds substrate-guided moderate-intensity intermittent walking plus a plant-based diet gives the largest body-fat and fitness improvements in sedentary women; effect sizes should be read cautiously. PICO summary and commentary.
A process evaluation within the PROGROUP feasibility trial finds a 4-day training programme prepares clinicians to deliver group obesity care with moderate fidelity, and was revised toward flexible self-directed learning. PICO summary and commentary.
A 12-week RCT finds gallic acid plus exercise modestly reduces waist circumference, waist-hip ratio, and skinfolds in obesity, with benefits concentrated in the exercise-plus-supplement combination. PICO summary and commentary.
A sham-controlled, blinded RCT finds electroacupuncture modestly reduces BMI and improves metabolic markers and quality of life in obese PCOS, sustained to 24 weeks. PICO summary and commentary.
A multicentre RCT finds berberine 1 g/day for 6 months does not reduce visceral or liver fat in obesity with fatty liver disease, though it modestly lowers LDL, apoB, and hs-CRP. PICO summary and commentary.
A small pilot finds 8 days of intranasal vitamin C improves insulin sensitivity and attenuates a brain phosphocreatine decline in men with obesity, without changing food intake. PICO summary and commentary.
An RCT finds seated exercise gives greater pain relief, knee function, and physical quality of life than standing exercise in obese women with knee osteoarthritis, while standing favours mental quality of life. PICO summary and commentary.
An RCT finds combining HIIT with asparagus root extract improves oxidative, inflammatory, and lipid markers in overweight young adults, while the extract alone raises a pro-oxidant marker. PICO summary and commentary.