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Obesity

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Related Experiment Video

Updated: May 10, 2026

A Chronic High-Intensity Interval Training and Diet-Induced Obesity Model to Maximize Exercise Effort and Induce Physiologic Changes in Rats

A Chronic High-Intensity Interval Training and Diet-Induced Obesity Model to Maximize Exercise Effort and Induce Physiologic Changes in Rats

Published on: April 28, 2023

The perfect storm for obesity.

Jerrold J Heindel¹, Thaddeus T Schug

¹Division of Extramural Research and Training, Cellular, Organ and Systems Pathobiology Branch, National Institute of Environmental Sciences, Research Triangle Park, North Carolina, USA.

Obesity (Silver Spring, Md.)

|June 21, 2013

Summary

Obesity rates are rising globally. Emerging research suggests factors beyond diet and exercise may be contributing to the obesity epidemic, creating a "perfect storm."

Area of Science:

Public Health
Epidemiology
Metabolic Research

Background:

Global obesity rates have significantly increased over the last century, accelerating in the past two decades.
Traditional explanations for the obesity epidemic focus on poor nutrition and physical inactivity.
A growing body of research indicates that these conventional factors may not fully account for the current epidemic.

Purpose of the Study:

To explore emerging research on alternative factors contributing to the obesity epidemic.
To investigate the concept of a "perfect storm" of influences driving rising obesity rates.
To challenge the sole reliance on diet and exercise as explanations for obesity.

Main Methods:

Review of current epidemiological data on obesity trends.

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Last Updated: May 10, 2026

A Chronic High-Intensity Interval Training and Diet-Induced Obesity Model to Maximize Exercise Effort and Induce Physiologic Changes in Rats

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Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions

Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions

Published on: June 21, 2019

Analysis of recent scientific literature on metabolic and environmental factors.

Synthesis of research on multifactorial causes of obesity.

Main Results:

Evidence suggests a complex interplay of factors beyond lifestyle choices.
Emerging research highlights the role of genetics, environment, and other influences.
These combined factors may create a synergistic effect contributing to obesity.

Conclusions:

The obesity epidemic is likely driven by a complex "perfect storm" of factors.
Relying solely on diet and exercise may be insufficient to address the epidemic.
Further research into multifactorial causes is crucial for effective public health strategies.