Obesity: The Plague of the 21st Century
In this UWTV program, Dr. D. Scott Weigle, a professor at the University of Washington School of Medicine, presents a compelling case for understanding obesity as "the plague of the 21st Century." The lecture delves into the multifaceted nature of obesity, exploring not only individual choices but also the broader environmental and genetic factors that contribute to its rise.
The Expanding Waistline: A Look at American Trends
Dr. Weigle highlights the alarming trend of increasing obesity rates in America, linking it to factors like larger portion sizes and increased television viewing. He examines how these lifestyle changes have significantly impacted public health, contributing to a range of related health issues.
Unveiling the Science: Leptin and the Brain
The lecture provides a deep dive into the science behind obesity, with a particular focus on the role of leptin. Leptin, a hormone produced by fat cells, plays a crucial role in regulating appetite and energy expenditure by signaling to the brain. Dr. Weigle explains how disruptions in leptin signaling can contribute to weight gain and obesity.
Environmental and Genetic Components of Obesity
Beyond individual behavior, the program explores the significant influence of environmental and genetic factors in the development of obesity. This includes discussions on:
- Environmental Factors: The impact of readily available, calorie-dense foods, sedentary lifestyles, and the built environment on promoting weight gain.
- Genetic Predisposition: The role of genes in influencing metabolism, appetite, and fat storage, making some individuals more susceptible to obesity than others.
About Dr. D. Scott Weigle
Dr. D. Scott Weigle is a distinguished professor in the Department of Medicine at the University of Washington School of Medicine. His research focuses on the neuroendocrine regulation of energy balance, with a particular emphasis on the role of leptin and other hormones in controlling appetite and metabolism. His expertise provides valuable insights into the complex mechanisms underlying obesity.
Program Details
- Series Title: Molecular Medicine 2009 Public Lecture Series
- Speaker: Scott Weigle, MD, Professor, Department of Medicine, University of Washington
- Production Date: May 7, 2009
- Runtime: 00:55:50
- Rating: TV-G
- Subject(s): Health and Medicine
- Related Link: Molecular Medicine Web site
Access the Program
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- Audio (MP3)
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Note: Due to the age of this content, some streaming and download options may no longer be available. Please refer to the University of Washington's UWTV archives for potential access to the program.
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