12/21/2025
Sugar cravings aren’t a willpower issue. They’re a dopamine issue.
In this conversation, Dr. Nicole Avena explains how high-sugar foods activate the brain’s reward system in ways strikingly similar to addictive substances.
That neurological loop is why cravings feel automatic, moderation breaks down, and behavior change is far harder than most people are told.
Key takeaways:
• Cravings are neurochemical not a discipline failure
• Food marketing and packaging are designed to exploit brain biology
• “Eat in moderation” often ignores how the brain actually works
• The downstream impact on obesity, insulin resistance, and metabolic health is real
🎙 Hosted by Sandeep Misra, Co-Founder & CGO at Heald
If the system is engineered for overconsumption, personal blame is the wrong starting point.
▶️ Watch here: https://youtu.be/M_5yrLuZXLk
In this episode, Dr. Nicole Avena ( Associate Professor of Neuroscience and author of Sugarless, ) Explains how high-sugar foods trigger dopamine responses s...