IELTS Writing Task 2 Problem Essay: Obesity Epidemic — Model Answer

## The Question > In many nations, the percentage of the population suffering from obesity and overweight-related conditions is rising at an alarming rate. > > Discuss the primary causes of this trend and suggest effective measures to address the crisis.

By Ted Khercha · Ted.Talks.DZ · Updated 2026-10-26

Strategy: Decoding the Examiner's Mindset

Before drafting, it is essential to understand that examiners look for systemic depth. A Band 6 candidate focuses on individual choices (eating junk food, being lazy). A Band 8+ candidate identifies structural drivers (urbanization, fiscal policy, market saturation). In standardization meetings, we look for "lexical precision"—the ability to describe complex societal mechanisms without relying on "good" or "bad."

Model Answer: Band 9 Response

The Introduction The global escalation in clinical obesity represents one of the most significant public health challenges of the twenty-first century. While individual lifestyle choices are often blamed, this phenomenon is primarily driven by the systemic ubiquity of ultra-processed foods and the sedentary nature of modern labor. Addressing this crisis requires a multi-faceted approach involving aggressive fiscal policy and urban redesign.

📝 EXAMINER NOTE: Notice the absence of "In today's world." Instead, we use "global escalation" and "systemic ubiquity." The introduction clearly outlines the two causes and two solutions, providing the examiner with a roadmap. This immediate clarity signals a high C&C (Cohesion and Coherence) score.

Body Paragraph 1: The Drivers The primary catalyst for rising obesity levels is the shift toward "obesogenic environments" where high-caloric, nutrient-poor foods are economically incentivized. In many developed and developing economies, subsidies for corn and soy have made calorie-dense processed goods significantly cheaper than fresh produce. This economic disparity forces lower-income demographics toward diets high in fructose and saturated fats. Furthermore, the transition from manual labor to "knowledge-based" sedentary roles has decoupled physical exertion from daily survival. When 70% of a workforce spends eight hours stationary, the metabolic surplus becomes inevitable unless countered by artificial exercise regimes, which many find difficult to sustain.

📝 EXAMINER NOTE: The phrase "decoupled physical exertion from daily survival" is a high-level collocation. The paragraph moves from an economic cause (subsidies) to a structural cause (the nature of work). It demonstrates a "logical progression of ideas" required for Band 9.

Body Paragraph 2: The Solutions To mitigate this trend, governments must move beyond toothless public awareness campaigns and toward decisive fiscal intervention. Implementing "sugar taxes" or "fat taxes" has already proven effective in jurisdictions like Mexico and the UK, where price increases led to a measurable reduction in the consumption of sugar-sweetened beverages. Additionally, urban planning must be reconsidered to prioritize active transport over private vehicle use. By investing in integrated cycling networks and walkable city centers, physical activity can be reintegrated into the daily commute, removing the reliance on voluntary gym attendance.

📝 EXAMINER NOTE: We avoid the generic "The government should help." We specify "fiscal intervention" and "integrated cycling networks." Specificity equals credibility in the eyes of a marker.

The Conclusion In conclusion, the obesity epidemic is a predictable outcome of current economic structures and urban design. While the trend is daunting, it is not irreversible. Through targeted taxation of harmful commodities and a fundamental shift in how cities are built, nations can begin to decouple economic growth from declining public health.

The Trap → The Logic → The Fix

Band-by-Band Breakdown: Lexical Precision

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