Modern nutritional science suffers from a systemic failure to address global epidemics of obesity and diabetes, largely due to reliance on flawed methodologies and the simplistic "calories in, calories out" model. Science journalist Gary Taubes contends that obesity is fundamentally a hormonal regulatory disorder driven by insulin resistance, rather than mere gluttony or sloth. Sugar—specifically fructose—acts as a primary agent by triggering fat accumulation in the liver, which disrupts metabolic flexibility. The field’s historical shift away from rigorous, causative research toward observational studies has obscured these mechanisms, leading to ineffective public health policies. By prioritizing caloric counting over the hormonal impact of food, researchers have ignored the biological reality that insulin dictates fat storage. Reversing these chronic conditions requires shifting focus toward low-carbohydrate, high-fat dietary interventions that restore metabolic health and address the root causes of insulin resistance.
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