Disease of aging
Metabolic Syndrome
Last updated Sat May 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time)
Observational— Diagnostic cluster predicting future disease
Why it’s its own diagnosis
Each component independently raises risk. Together they amplify multiplicatively. Adults with metabolic syndrome have:
- ~2× cardiovascular mortality.
- ~5× incident type-2 diabetes.
- Higher cancer incidence (several sites).
- Higher NAFLD prevalence.
- Higher cognitive-decline incidence.
Central pathophysiology
Visceral adiposity drives insulin resistance via free fatty acid spillover and adipokine dysregulation. The downstream effects on liver fat, muscle insulin sensitivity, and hepatic VLDL output produce the lipid triad (high TG, low HDL, small dense LDL). Hypertension follows from insulin-mediated sodium retention and sympathetic activation.
What works
- Weight loss (especially visceral fat).
- Diet: Mediterranean / DASH; reduce refined carbohydrates, ultra- processed foods, sugar-sweetened beverages.
- Exercise: resistance + aerobic; specifically improves insulin sensitivity.
- Sleep: chronic short sleep worsens metabolic syndrome.
- Pharmacotherapy when needed: GLP-1 agonists, SGLT2 inhibitors, statins, anti-hypertensives.
Related entries
Type 2 diabetes, NAFLD, Fasting insulin, GLP-1 agonists, Mediterranean diet.
References
- Alberti, K. G. M. M. et al. Harmonizing the metabolic syndrome: a joint interim statement. Circulation 120, 1640–1645 (2009).