Evaluation of a 6-month Intragastric Balloon

Inclusion Criteria: * Signed informed consent form; * Age 18 or older; * Both sexes; * Being overweight, with a Body Mass Index (BMI) of 27 kg/m2 or higher; * Being able to follow the protocol monitoring requirements; * Adhering to the diet recommended by the nutrition professional; * Presenting reasonable expectations of weight loss, at least 10% of baseline weight. Exclusion Criteria: * Pregnant women or women during the breastfeeding period; * People unable or unwilling to comply with restrictions regarding diet or medical monitoring and their respective guidelines during the program for use of the Intragastric Balloon; * People with severe kidney and/or liver diseases; * Patients who have undergone previous gastric surgery; * Patients with inflammatory diseases of the gastrointestinal tract, gastric ulcer, duodenal ulcer or specific inflammations, such as Crohn\'s disease, or with a propensity for gastrointestinal bleeding in the upper tract, such as esophageal or gastric varices, or acquired intestinal telangiectasia; * People with severe cardiopulmonary or organic disorders; * People with congenital or acquired anomalies of the gastrointestinal tract, such as atresia and stenosis; with large hiatal hernia; * Drug addicts in general; * Patients not committed to adhering to treatment and medical recommendations, including nutritional guidance.