Are Pediatric GLP-1 Prescriptions Moving Faster Than the Evidence?

September 2, 2026
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Explore the risks, research gaps, and long-term safety questions surrounding GLP-1 weight-loss drugs prescribed to children and adolescents.

Is Obesity Reversible?

August 26, 2026
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Duke research finds teens retain metabolic flexibility in obesity, pointing to adolescence as a key window for earlier, more effective treatment.

Words, Feelings, and Healthcare Professionals

August 20, 2026
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In one study, the great majority of respondents found “weight” and “unhealthy weight” to be the least offensive terms.

Opposite Signals Both Promote Weight Loss

August 19, 2026
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How can activating a brain receptor involved in appetite and blocking it both lead to weight loss? Here are some answers.

Stigma and Association

August 18, 2026
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A recent study examined the existence and relationship of two concepts, weight stigma and weight stigma by association.

Yale Study: Hunger Neurons in Weight Loss

August 17, 2026
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A Yale study finds Ozempic may activate hunger neurons to sustain fat loss, reshaping how scientists understand GLP-1 weight-loss drugs.

Are GLP-1 Medications Replacing Bariatric Surgery?

August 12, 2026
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New research finds GLP-1 medications are replacing bariatric surgery for many young people with obesity, while access disparities remain a concern.

How Young Is Too Young for GLP-1 Meds?

July 17, 2026
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Should children under 12 take GLP-1 weight-loss drugs? Learn the benefits, risks, expert opinions, and why doctors remain divided on early treatment.

Chile’s Food Policies Linked to Lower Childhood Obesity Rates

June 24, 2026
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New research links Chile’s front-of-package labels, marketing restrictions, and school food policies to lower childhood obesity rates and healthier outcomes.

Fathers Play a Big Role in Childhood Obesity Risk

June 12, 2026
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New research suggests fathers influence childhood obesity risk before conception through their health, lifestyle habits, mental health, and family environment.

A Seminar, and So Much More

June 4, 2026
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“Overweight” and “obesity” are shifty characters who refuse to stand still and have their pictures taken for the record.

Studies Suggest GLP-1 Medications May Help Slow Progression of Some Cancers

June 3, 2026
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New research suggests GLP-1 medications may help slow the progression of certain cancers and reduce mortality risk, though more studies are needed.

Early-Life Junk Food Rewires the Brain

June 1, 2026
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New research suggests childhood junk food may permanently rewire the brain, increasing overeating risk and impacting long-term health.

Rethinking the “Adiposity Rebound”

May 20, 2026
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New research challenges the “adiposity rebound” theory, suggesting early childhood BMI increases may reflect healthy muscle growth, not fat gain.

Cherished Belief Bites the Dust — Or Not

May 19, 2026
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Does marijuana cause users to “get the munchies” and consequently grow obese? It ain’t necessarily so. One study showed weight loss.

CDC Updates Its Childhood Obesity Facts

May 13, 2026
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Childhood obesity in the U.S.: rising rates, health disparities, economic impact, and the importance of early prevention.

GLP-1 Coverage Cuts by Medicaid

May 6, 2026
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Some states are reconsidering Medicaid coverage for GLP-1 weight loss drugs amid rising costs. What does it mean for obesity treatment access?

What New Research Says About Childhood Growth and BMI

April 29, 2026
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New research suggests BMI increases in children may reflect muscle growth, not body fat, highlighting the importance of waist-to-height ratio.

Genetics May Shape the Future of GLP-1 Medications

April 22, 2026
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Explore how genetics may influence the effectiveness of GLP-1 medications in children with obesity, and what personalized treatment means for the future.

Is There an Ultra-Processed Foods Coverup?

April 15, 2026
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Today’s post carries on from “The Nutrition That Never Arrived,” which discusses the work of Dr. Dhruv Khullar, as well as a study of ultra-processed foods.

The Rise of GLP-1 Medications in Pediatric Obesity: Breakthrough or Barrier?

April 15, 2026
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Learn how GLP-1 medications are transforming childhood obesity treatment, including benefits, risks, and access challenges for families.

Spectacular Obesity Costs Spotlighted

April 9, 2026
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A ton of money was being spent to repair the ravages of BPA on kids, and on young people and adults who had encountered it in early life.

How Childhood Obesity May Be Reshaping the American Dream

March 27, 2026
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Childhood obesity may limit future income and mobility. Learn how early health impacts education, careers, and the American Dream.

The D-Word Makes an Appearance

March 17, 2026
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Check out that headline: “Why Is the American Diet So Deadly?” The adjective isn’t “detrimental” or even “dangerous,” but a much more loaded d-word: deadly.

Study: Reducing Parent Stress May Help Prevent Childhood Obesity

March 13, 2026
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New research shows reducing parent stress may help prevent childhood obesity. Learn how mindfulness and positive parenting support healthier kids.

Come At It Sideways

March 12, 2026
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As society operates today, high weight status coexists with low societal status and low economic status, and quite often with racial minority status.

CDC: Child and Teen Obesity at Record High

March 4, 2026
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CDC data show 21.1% of U.S. children have obesity — a record high. Experts warn of rising risks and call for urgent prevention and treatment efforts.

Family Values and Trust Shape Decisions About GLP-1 Meds for Kids

January 28, 2026
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Caregivers’ trust, values, and food insecurity shape decisions about GLP-1 medications for children with obesity, highlighting need for shared decision-making.

FDA Approves Wegovy Pill

December 26, 2025
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FDA approves the first Wegovy weight loss pill, offering an oral GLP-1 alternative with results similar to injections.

New Gut Research for Obesity and Diabetes

December 17, 2025
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New research reveals how gut microbes send metabolites to the liver and heart, shaping insulin sensitivity and metabolism linked to obesity and type 2 diabetes.

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Profiles: Kids Struggling with Weight

Profiles: Kids Struggling with Obesity top bottom

The Book

OVERWEIGHT: What Kids Say explores the obesity problem from the often-overlooked perspective of children struggling with being overweight.

About Dr. Robert A. Pretlow

Dr. Robert A. Pretlow is a pediatrician and childhood obesity specialist. He has been researching and spreading awareness on the childhood obesity epidemic in the US for more than a decade.
You can contact Dr. Pretlow at:

Presentations

Dr. Pretlow’s invited presentation at the American Society of Animal Science 2020 Conference
What’s Causing Obesity in Companion Animals and What Can We Do About It

Dr. Pretlow’s invited presentation at the World Obesity Federation 2019 Conference:
Food/Eating Addiction and the Displacement Mechanism

Dr. Pretlow’s Multi-Center Clinical Trial Kick-off Speech 2018:
Obesity: Tackling the Root Cause

Dr. Pretlow’s 2017 Workshop on
Treatment of Obesity Using the Addiction Model

Dr. Pretlow’s invited presentation for
TEC and UNC 2016

Dr. Pretlow’s invited presentation at the 2015 Obesity Summit in London, UK.

Dr. Pretlow’s invited keynote at the 2014 European Childhood Obesity Group Congress in Salzburg, Austria.

Dr. Pretlow’s presentation at the 2013 European Congress on Obesity in Liverpool, UK.

Dr. Pretlow’s presentation at the 2011 International Conference on Childhood Obesity in Lisbon, Portugal.

Dr. Pretlow’s presentation at the 2010 Uniting Against Childhood Obesity Conference in Houston, TX.

Food & Health Resources