Mixed
Successful weight loss and reversal of insulin resistance via combined nutritional and exercise interventions do not restore mitochondrial homeostasis in visceral adipose tissue (VAT), which remains characterized by irreversible mitochondrial dysfunction and metabolic plasticity breakdown.
For individuals who have successfully lost weight and improved insulin sensitivity, it is crucial to understand that visceral fat may retain permanent structural and functional damage (mitochondrial failure) from previous obesity. This means that while systemic health markers improve, the tissue itself may remain metabolically rigid. Continued lifestyle maintenance is essential not just for weight control, but to manage this residual tissue vulnerability.
Obesity causes irreversible mitochondria failure in visceral adipose tissue despite successful anti-obesogenic lifestyle-based interventions
Why this rating
High-quality animal model data with multi-omics (transcriptomics, metabolomics, respirometry) and sequential intervention phases, though not directly translatable to human clinical outcomes without further validation.
Source
Remission of obesity and insulin resistance is not sufficient to restore mitochondrial homeostasis in visceral adipose tissue
Alba González-Franquesa et al. · Redox Biology · 2022
DOI 10.1016/j.redox.2022.102353
Related findings · Mixed
- Bariatric surgery (VSG and RYGB) is the most effective and sustainable treatment for obesity, producing marked and sustained weight loss that non-surgical interventions cannot match.Strong
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- For patients with Class III obesity (BMI >39.9 kg/m2), metabolic bariatric surgery (MBS) is significantly more effective than any currently approved medication, with BilioPancreatic Diversion (BPD) showing the highest estimated weight loss.Strong
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