- Presence of an obesity-related medical complication that would require a more aggressive weight loss intervention approach. Such comorbidities include hyperlipidemia (LDL-cholesterol greater than 160 mg/dL), hypertension (defined by age-, sex-, and height- specific standards fasting hyperglycemia (fasting glucose greater than 100 mg/dL) and nonalcoholic steatohepatitis (ALT above NIH Clinical Center laboratory norms with consistent radiologic findings and absence of another cause such as infectious hepatitis).