World Obesity Day: Countries With the Lowest Obesity Rates

On March 4, health experts highlight nations that continue to record remarkably low obesity levels thanks to traditional diets and active lifestyles.

  Wed , March 04 2026 / 07:40 PM Updated At: 2026-03-04 19:40:35

World Obesity Day, observed on March 4, brings global attention to the growing health risks associated with excess weight. Yet, while many nations struggle with rising obesity rates, a few countries continue to maintain remarkably low levels.

Recent international health estimates indicate that several countries in Asia and Africa report some of the lowest obesity prevalence worldwide. Their success is often linked to diets rich in fresh foods, limited consumption of ultra-processed products, and consistent daily physical activity.

Vietnam
Frequently ranked among the lowest globally, with adult obesity rates below 3%. Contributing factors include:

  • High consumption of fresh vegetables and herbs.

  • Rice-based meals with lean proteins such as fish.

  • Smaller portion sizes.

  • Widespread walking and cycling.

Bangladesh
Records relatively low obesity rates compared to the global average. The traditional diet relies heavily on:

  • Rice.

  • Lentils.

  • Vegetables.

  • Fish.
    In addition, many people engage in physically demanding daily work.

Timor-Leste
Among the lowest worldwide in obesity prevalence. The population typically consumes:

  • Corn.

  • Local vegetables.

  • Fish.
    Processed foods and sugary beverages remain less common.

Nepal
Also maintains low obesity levels due to:

  • A diet centered on lentils and rice.

  • Probiotic-rich foods such as yogurt.

  • High levels of physical activity linked to mountainous terrain.

These examples underline how simple, fresh diets and active living remain powerful tools in preventing obesity.

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