Obesity
Recent clinical, regulatory, research and industry developments relating to this disease.
Metabolic Dysfunction-Associated Steatotic Liver Disease in Adults: A Review.
What's happening now
An analyst briefing on current research, clinical, regulatory and industry activity surrounding this disease.
- 6 clinical trials expected to report results, the earliest in Q2 2027.
- Active recent publication activity, including 2 notable findings.
- 12 industry developments reported.
- Q2 2027Efficacy, Metabolic and Cardiovascular Effects of Liraglutide in Children Aged 6-12 Years With Severe Obesity: A Randomized Controlled Trial With Advanced Echocardiographic Assessment
- Q4 2027A Novel Precision Medicine Approach For Obesity: A Randomized, Multi-Center Trial
- Q4 2027EVALUATING THE EFFICACY AND SAFETY OF MET097, A FULLY-BIASED ULTRA LONG-ACTING GLP-1RA, IN PEOPLE WITH OVERWEIGHT OR OBESITY AND TYPE 2 DIABETES: A PHASE 3, MULTI-CENTER RANDOMIZED PLACEBO-CONTROLLED TRIAL (VESPER-5)
- Q3 2028Long-term Efficacy and Safety of Cagrilintide s.c. 2.4 mg in Combination With Semaglutide s.c. 2.4 mg (CagriSema 2.4 mg/2.4 mg) Once Weekly Versus Placebo in Participants With Obesity
- Q4 2028A Phase 3b Study to Investigate the Efficacy and Safety of Different Retatrutide Dose Escalation Schemes in Participants Without Type 2 Diabetes Who Have Obesity or Overweight: A Randomized, Controlled, Double-Blind Trial
Research HighlightsView all 11Hide
- 2026-04-01GLP-1 Receptor Agonists.Rosen CJ · 2026
- 2026-03-02Bimagrumab plus semaglutide alone or in combination for the treatment of obesity: a randomized phase 2 trial.Heymsfield SB · 2026
- 2026-01-14Glucagon-like receptor agonists and next-generation incretin-based medications: metabolic, cardiovascular, and renal benefits.Nauck MA · 2026
- 2026-01-01Metabolic Dysfunction-Associated Steatotic Liver Disease in Adults: A Review.Tilg H · 2026
- 2025-12-19The Roles of Incretin Hormones GIP and GLP-1 in Metabolic and Cardiovascular Health: A Comprehensive Review.Yamanouchi D · 2025
- 2025-12-17The Influence of Glucagon-like Peptide-1 Receptor Agonists and Other Incretin Hormone Agonists on Body Composition.Chrysavgis L · 2025
Clinical MilestonesView all 18Hide
- 2026-09-08EVALUATING THE EFFICACY AND SAFETY OF MET097, A FULLY-BIASED ULTRA LONG-ACTING GLP-1RA, IN PEOPLE WITH OVERWEIGHT OR OBESITY AND TYPE 2 DIABETES: A PHASE 3, MULTI-CENTER RANDOMIZED PLACEBO-CONTROLLED TRIAL (VESPER-5)Results expected Q4 2027
- 2026-07-16A Novel Precision Medicine Approach For Obesity: A Randomized, Multi-Center TrialResults expected Q4 2027
- 2026-06-09A Phase 3b Study to Investigate the Efficacy and Safety of Different Retatrutide Dose Escalation Schemes in Participants Without Type 2 Diabetes Who Have Obesity or Overweight: A Randomized, Controlled, Double-Blind TrialResults expected Q4 2028
- 2026-06-02Weight Maintenance in Adolescents With Obesity; Long-Term Treatment With Semaglutide s.c.2.4 mg Once-weeklyResults expected Q4 2028
- 2026-05-15Efficacy, Metabolic and Cardiovascular Effects of Liraglutide in Children Aged 6-12 Years With Severe Obesity: A Randomized Controlled Trial With Advanced Echocardiographic AssessmentResults expected Q2 2027
- 2026-08-10Effect of Amino Acids on Hepatic Fat Content in Adolescents (AMINOS Study)Completed
- 2026-06-30A Phase 3, Randomized, Double-Blind, Placebo-Controlled Trial: Multiple Independent Sub-studies of Setmelanotide in Patients With POMC/PCSK1, LEPR, NCOA1(SRC1), or SH2B1 Gene Variants in the Melanocortin-4 Receptor PathwayCompleted
- 2026-06-16A Master Protocol to Investigate the Efficacy and Safety of LY3437943 Once Weekly in Participants With Type 2 Diabetes Mellitus Who Have Obesity or Overweight: A Randomized Double-Blind, Placebo-Controlled TrialCompleted
- 2026-06-12A Phase 3 Clinical Study to Evaluate the Efficacy and Safety of HRS-7535 Tablets in Subjects With Overweight or ObesityCompleted
- 2026-06-01Efficacy and Safety of Ixekizumab or Ixekizumab Concomitantly Administered With Tirzepatide in Adult Participants With Moderate-to-Severe Plaque Psoriasis and Obesity or Overweight: A Phase 3b, Randomized, Multicenter, Open-Label Study (TOGETHER-PsO)Completed
- 2028-06-01Improving Access to Anti-Obesity Pharmacotherapy for Pediatric Obesity: A Randomized Placebo-Controlled Trial of PhentermineWithdrawn
- 2028-03-01A Phase 3, Randomized, Double-blind, Double-dummy, Parallel-group, Active Drug and Placebo-controlled, Safety, Efficacy and Superiority of Sibutramine IR/Topiramate XR in Overweight Adults With Comorbidities/ObesityWithdrawn
- 2028-01-17A Placebo-controlled Comparability Study to Compare Two Presentations of CagriSema in Participants With Overweight or ObesityWithdrawn
- 2027-11-01Parent Toddler Obesity Study (PTOS)Withdrawn
- 2026-11-30Megestrol Acetate Versus Liraglutide Plus Megestrol Acetate in Obese Women with Endometrial Atypical Hyperplasia: a Randomized Controlled Pilot Clinical StudyWithdrawn
Industry & MarketView all 12Hide
- 2026-10-26Corxel, an obesity drugmaker, to go public via SPAC dealPartnership · BioPharma Dive
- 2026-11-05Gan & Lee’s obesity drug maintains weight loss in Phase III trialTrial news · Clinical Trials Arena
- 2026-11-04Bariatric surgery lowers risk for obesity-related cancersIndustry · Healio Gastroenterology
- 2026-11-03Need a Plan for Your Obesity Patients? It Now ExistsIndustry · Medscape Medical News
- 2026-10-29Retatrutide reduces osteoarthritis pain in patients with obesityIndustry · Healio Orthopedics
- 2028-06-01ClinicalImproving Access to Anti-Obesity Pharmacotherapy for Pediatric Obesity: A Randomized Placebo-Controlled Trial of PhentermineWithdrawn
- 2028-03-01ClinicalA Phase 3, Randomized, Double-blind, Double-dummy, Parallel-group, Active Drug and Placebo-controlled, Safety, Efficacy and Superiority of Sibutramine IR/Topiramate XR in Overweight Adults With Comorbidities/ObesityWithdrawn
- 2028-01-17ClinicalA Placebo-controlled Comparability Study to Compare Two Presentations of CagriSema in Participants With Overweight or ObesityWithdrawn
- 2027-11-01ClinicalParent Toddler Obesity Study (PTOS)Withdrawn
- 2026-11-30ClinicalMegestrol Acetate Versus Liraglutide Plus Megestrol Acetate in Obese Women with Endometrial Atypical Hyperplasia: a Randomized Controlled Pilot Clinical StudyWithdrawn
- 2026-11-05IndustryGan & Lee’s obesity drug maintains weight loss in Phase III trialTrial news · Clinical Trials Arena
- 2026-11-04IndustryBariatric surgery lowers risk for obesity-related cancersIndustry · Healio Gastroenterology
- 2026-11-03IndustryNeed a Plan for Your Obesity Patients? It Now ExistsIndustry · Medscape Medical News
- 2026-10-29IndustryFat Mass and Sick Fat: Two Obesity Pathways to CVDIndustry · Medscape Medical News
- 2026-10-29IndustryRetatrutide reduces osteoarthritis pain in patients with obesityIndustry · Healio Orthopedics
Therapeutic landscape
Therapies with a regulatory footing for this condition, alongside the wider set of agents co-studied with it in the literature.
Original application approval — Adults Wegovy is indicated as an adjunct to a reduced-calorie diet and increased physical… (2022)
Original application approval — Type 2 diabetes mellitus Mounjaro is indicated for the treatment of adults with insuffici… (2022)
Original application approval — Imcivree is indicated for the treatment of obesity and the control of hunger in adults an… (2021)
Original application approval — Saxenda is indicated as an adjunct to a reduced-calorie diet and increased physical activ… (2015)
Clinical trials
The current development programme across all trial phases.
Evidence coverage
How much of this condition's readable clinical evidence the confidence engine has incorporated, across its most-studied treatments. This measures coverage of the evidence base — not whether any treatment works.
Largest gap: off claim endpoint family (8, endpoint-family).
Regulatory timeline
Drug regulatory events matched to this condition by indication — EMA.
European Medicines Agency (CC BY 4.0). Events are matched to this condition by drug indication text — approvals/updates for drugs indicated for it, not disease-specific acts.
Research activity
Key research shaping understanding of this disease, combining the latest publications with the most influential evidence.
Major themes8
- Obesity96
- Diabetes Mellitus, Type 265
- Glucagon-Like Peptide-1 Receptor Agonists44
- Insulin Resistance27
- Cardiovascular Diseases26
- Gastrointestinal Microbiome26
- Glucagon-Like Peptide 126
- Incretins21
Leading journals6
- International journal of molecular sciences19
- Nutrients18
- Frontiers in endocrinology16
- The Journal of clinical investigation15
- Molecular metabolism12
- Diabetes, obesity & metabolism11
Leading researchers8
- Holst JJ9
- Drucker DJ7
- Li X6
- Reimann F6
- Zhang Y6
- Li Y5
- Lingvay I5
- Müller TD5
Affiliations (unnormalised)6
- School of Medicine12
- Imperial College London11
- University of Copenhagen10
- Department of Clinical Medicine7
- Novo Nordisk Foundation Center for Basic Metabolic Research7
- College of Medicine6
Related conditions
Diseases frequently studied alongside this one. Number shows shared papers.
Disease profile
A grounded synthesis of the condition — overview, causes, mechanism, risk factors and current standard of care.
Obesity is a state of body weight that is grossly above recommended standards, usually because of excess fat accumulation. In body mass index terms, a BMI greater than 30.0 kg/m2 is considered obese, and a BMI greater than 40.0 kg/m2 is considered morbid obesity. The standards used to define it can vary with age, sex, genetic background, and cultural background.
The grounding supports obesity as a multifactorial condition rather than a single-cause disease. It is linked to diet, especially high-fat diet, altered energy metabolism, lipid metabolism, gastrointestinal microbiome changes, and genetic factors. The literature also connects obesity with endocrine and metabolic signals involving insulin, glucose, triglycerides, ghrelin, glucagon, leptin, and gastrointestinal hormone receptors.
Obesity is associated with altered metabolic regulation and chronic low-level inflammation. The literature highlights interactions among adipokines, cytokines such as interleukin-6, signal transduction pathways, and immune-metabolic crosstalk, as well as changes in lipid metabolism and energy metabolism. Gut-derived mechanisms, including the gastrointestinal microbiome and incretin-related signaling through GLP-1 and glucagon receptors, are also implicated.
Supported risk factors and associated contributors include high-fat diet, dysregulated energy metabolism, altered lipid metabolism, and genetic background. The literature also links obesity with gastrointestinal microbiome changes and with broader metabolic dysfunction. Depression is reported as longitudinally associated with overweight and obesity in the supplied review abstract, but the grounding does not establish it as a causal risk factor.
The supplied grounding supports treatment at the modality level rather than specific regimens. Obesity literature here includes drug therapy, diet therapy, and broader therapy approaches, with co-studied agents including GLP-1 receptor agonists such as semaglutide and liraglutide, and tirzepatide. The grounding also indicates interest in metabolic management and related complications, but it does not provide enough detail to specify a complete standard-of-care pathway.
AI-generated summary grounded in MeSH and 6 peer-reviewed sources. Informational only — not medical advice. Generated 2026-07-06.
Reference
Authoritative identity, definition & identifiers.
A status with BODY WEIGHT that is grossly above the recommended standards, usually due to accumulation of excess FATS in the body. The standards may vary with age, sex, genetic or cultural background. In the BODY MASS INDEX, a BMI greater than 30.0 kg/m2 is considered obese, and a BMI greater than 40.0 kg/m2 is considered morbidly obese (MORBID OBESITY).
- Disease identity & definition — NLM Medical Subject Headings (MeSH), public domain
- Clinical trials — ClinicalTrials.gov (U.S. National Library of Medicine)
- Research activity — Europe PMC (EMBL-EBI) + OpenAlex-derived paper links
- Related entities are derived from literature co-mention (studied together) — associative, not causal.