What really happens when you stop GLP-1 medications — and are the headlines telling you the whole story? The answer is more nuanced than social media wants you to believe.

This week on Fat Science, Dr. Emily Cooper, Mark Wright, and Andrea Taylor break down four recent studies on GLP-1 treatment outcomes, weight regain, and a groundbreaking new drug that could preserve lean mass during treatment. They walk through the methodology behind each paper, explain why two studies asking the same question got opposite answers, and reveal what a new monoclonal antibody called bimagrumab could mean for the future of metabolic treatment.

Key Takeaways

• When you stop treating any chronic metabolic condition, the condition returns — that's not failure, that's biology.

• Real-world data showed 56% of people who stopped filling GLP-1 prescriptions maintained or continued losing weight — likely because they continued working with their clinician on alternative treatments.

• A new monoclonal antibody called bimagrumab showed 11% body weight reduction on its own, while simultaneously increasing lean mass by 3% — without affecting appetite.

• When combined with semaglutide, bimagrumab reduced lean mass loss from 28% to just 11% of total weight lost.

• Not eating enough while on GLP-1s drives greater lean mass loss — nutrition is still the best tool for preserving muscle.

Notable Quote

"It wasn't my failure and it was disease underneath everything. Finding that out — that it wasn't my fault — that was the miracle of the whole process to me." — Andrea Taylor

Links & Resources

• Podcast Home: fatsciencepodcast.com

• Cooper Center for Metabolism: coopermetabolic.com

• Resources from Dr. Cooper: coopermetabolic.com/resources

• Join Our Community: patreon.com/cw/FatSciencePodcast

• Submit Your Question: questions@fatsciencepodcast.com or dr.c@fatsciencepodcast.com

Fat Science is supported by the Diabesity Institute, a nonprofit dedicated to increasing access to effective, science-based metabolic care.

Disclaimer: This podcast is for informational purposes only and is not intended as medical advice. Please consult with a qualified healthcare provider for personalized recommendations

Ever wonder why fasting worked at first — then stopped? Or why you lost 80 pounds only to gain back 100?

In this mailbag episode, Dr. Emily Cooper, Mark Wright, and Andrea Taylor tackle the most misunderstood topics in metabolic health. From the harsh reality of fasting culture to the surprising metabolic challenges faced by normal-weight individuals, this conversation validates what you've been experiencing and explains the science behind it. You'll also hear why GLP-1 medications aren't just weight loss drugs, why your body might be fighting you even when you're doing everything right, and what happens when your job — like shift work or firefighting — disrupts your metabolism for years.

KEY TAKEAWAYS

• You can have metabolic dysfunction at a normal weight with what appear to be normal labs, for example, when insulin is over suppressed from chronic under-fueling or overexercising
• Fasting triggers the same biological adaptation as any restrictive diet and typically results in weight regain that's 22 percent higher than starting weight
• Food noise is biological, not psychological, and stems from an imbalance of hormones and neurotransmitters signaling nutritional insecurity
• GLP-1 medications may improve immune function because metabolic health and immunity are deeply connected
• Shift work and chronic sleep disruption can cause real metabolic damage by weakening leptin signals, increasing insulin resistance, and amplifying hunger hormones

NOTABLE QUOTE

"You can't trick your body. You have to have that foundational fueling in there." — Dr. Emily Cooper

Links & Resources

Podcast Home: fatsciencepodcast.com

Cooper Center for Metabolism: coopermetabolic.com

Resources from Dr. Cooper: coopermetabolic.com/resources

Join Our Community: patreon.com/cw/FatSciencePodcast

Submit Your Question: questions@fatsciencepodcast.com or dr.c@fatsciencepodcast.com

Fat Science is supported by the Diabesity Institute, a nonprofit dedicated to increasing access to effective, science-based metabolic care.

Disclaimer: This podcast is for informational purposes only and is not intended as medical advice. Please consult with a qualified healthcare provider for personalized recommendations.

Are you getting eight hours in bed but still waking up exhausted?

Dr. Emily Cooper shares groundbreaking findings from nearly 15,000 patient encounters at her metabolic clinic. The data reveals surprising connections between stress, eating frequency, sleep quality, and metabolic health — and why the number of hours you spend in bed doesn't tell the whole story.

KEY TAKEAWAYS

• Over 60% of patients reported trouble staying asleep, even when they got eight hours in bed
• Higher stress levels were associated with double the rate of low energy and significantly worse sleep quality
• Eating frequency matters — patients eating five times per day reported the best sleep and highest energy levels
• The sweet spot between meals is two to four hours — longer gaps were linked to sleep disruption and low energy
• Any amount of alcohol was associated with fragmented sleep, regardless of stress levels
• Nearly 65% of patients were not hydrating adequately throughout the day

NOTABLE QUOTE

"If your cortisol goes high, we can get the same effects that happen when we take steroids, which we know promote pre-diabetes, insulin resistance, weight gain." — Dr. Emily Cooper

Links & Resources

Podcast Home: fatsciencepodcast.com

Cooper Center for Metabolism: coopermetabolic.com

Resources from Dr. Cooper: coopermetabolic.com/resources

Join Our Community: patreon.com/cw/FatSciencePodcast

Submit Your Question: questions@fatsciencepodcast.com or dr.c@fatsciencepodcast.com

Fat Science is supported by the Diabesity Institute, a nonprofit dedicated to increasing access to effective, science-based metabolic care.

Disclaimer: This podcast is for informational purposes only and is not intended as medical advice. Please consult with a qualified healthcare provider for personalized recommendations.