INTRODUCTION: Obesity is the primary cause of metabolic dysfunction-associated steatotic liver disease (MASLD). Healthy lifestyle management has potential value in the treatment of MASLD. METHODS: A total of 150 patients with MASLD diagnosed at the Health Management Center of our hospital were enrolled and randomly divided into a traditional treatment (control group, n = 75) and a healthy lifestyle group (observation group, n = 75). All patients underwent a 3-month intervention. Data on general information, body composition, glucose metabolism,...