Is Resistance Exercise More Effective Than Endurance in Reducing Obesity Relapse in Post-bariatric Surgery Patients

The goal of this clinical trial is to compare the effects of resistance exercise and endurance in post-bariatric surgery patients with insuficcient weight loss. The main question it aims to answer is:Is resistance exercise more effective than endurance exercise in preventing obesity relapse in post-bariatric surgery patients with insuficcient weight loss?Is resistance exercise more effective than endurance exercise in increasing resting metabolic rate in post-bariatric surgery patients with insuficcient weight loss?Participants will be randomly assigned to one of the following groups:Resistance group: performing resistance exercise-training for 16 weeks + 16 follow-upEndurace group: performing endurance exercise-training for 16 weeks + 16 follow-upControl group: no intervention / standard medical care

Inclusion Criteria:Age between 18 and 65 years (until the end of follow-up period)Having performed primary bariatric surgery (gastric sleeve or RYGB methods) in the prior 18 to 24 months in S. João Hospital center.Willing to participate and commit to interventionExclusion Criteria:Already taking part in a structured exercise programme.Presenting health condition contraindicating exercise practiceInability to commit with intervention