logo
episode-header-image
Jan 2024
26m 43s

Episode 380: Dopamine Misconceptions

Robert Duff, Ph.D.
About this episode

Hello friends!

In today's enlightening episode, we delve deep into the intricacies of neurotransmitters, specifically dopamine, and their impact on our behavior and mental health. We also touch on trichotillomania and the role of medications like Wellbutrin in treating such conditions.

Demystifying Dopamine and Serotonin: We kick off by addressing a common oversimplification in the world of mental health. Dopamine and serotonin are often reduced to mere 'happiness' and 'reward' chemicals in popular culture. We explore how these neurotransmitters are far more complex and play a variety of roles in our body, from movement and mood regulation to learning and memory.

Understanding Neurotransmitters: What exactly are neurotransmitters like dopamine? We explain their crucial role in brain communication and their diverse functions. We also discuss other key neurotransmitters such as serotonin, acetylcholine, epinephrine, norepinephrine, GABA, and glutamate.

Dopamine's Role Beyond Pleasure: Moving beyond the 'feel-good molecule' tag, we delve into dopamine's involvement in anticipation of rewards, motivation to pursue goals, and its critical role in learning and habit formation.

Impact of Modern Habits: How do activities like scrolling on social media, playing video games, or watching TV series influence our dopamine levels? We discuss how these activities engage our brain's reward system and the concept of negative reinforcement in avoiding stress or emotional discomfort.

Trichotillomania and Dopamine: Addressing a listener's specific concern, we explore trichotillomania, a complex mental health condition involving recurrent hair pulling. We examine the potential roles of dopamine, serotonin, glutamate, genetic factors, and environmental influences in this disorder.

Wellbutrin - A Closer Look: What about medications like Wellbutrin? We clarify how Wellbutrin, or bupropion, an NDRI, differs from other antidepressants and its effectiveness in treating depression, aiding smoking cessation, and its potential implications in treating trichotillomania.

Final Thoughts and Recommendations: We wrap up by emphasizing the importance of seeking professional advice for personalized treatment plans, especially for conditions like trichotillomania, and encourage listeners to keep sending their thoughtful questions and topics.

As always, you can send me your questions to duffthepsych@gmail.com and find the full show notes for this episode at http://duffthepsych.com/episode380

----

The new year isn't all about change. Keep and build upon your progress with the help of a licensed therapist through BetterHelp. You can get 10% off your first month at http://betterhelp.com/duff

Up next
May 20
What's Up With The Podcast?
In this quick episode, I share what has been going on with the podcast and why I haven't been uploading. The truth is, that I am taking a step back from the show. I explain why and what comes next. Part of the episode is me reading off a post that I wrote, which you can read belo ... Show More
15m 30s
Apr 18
437: Multicultural Identity, Somatic Healing, and Embodied Code Switching w/ Marcia Bonato Warren
In this insightful interview, I’m joined by Marcia Bonato Warren, a trauma-informed body therapist, somatic counselor, interculturalist, and author. Marcia brings over 30 years of experience working with cross-cultural mental health, and she shares a powerful lens on how identity ... Show More
1h 9m
Apr 11
436: Facing Horrific Family Trauma & Finding Joy After Divorce
In this episode, Dr. Duff takes on two powerful listener questions in a raw and compassionate Q&A format. The first question comes from a survivor of extensive childhood abuse, religious trauma, and complex family dynamics, who is wrestling with the decision of whether or not to ... Show More
24m 53s
Recommended Episodes
Mar 2022
Ketamine Therapy for Treatment-Resistant Depression
If you have severe depression, PTSD, or anxiety that just won’t go away despite therapy and medication you should know about Ketamine. 30-40% of people with depression have treatment-resistant depression (that means that you’ve tried at least 2 types of medication and it isn't he ... Show More
14m 49s
Aug 2023
Ketamine: Benefits and Risks for Depression, PTSD & Neuroplasticity
In this episode, I explain how ketamine causes rewiring of brain circuits and dissociative states to relieve symptoms of depression and post-traumatic stress disorder (PTSD). I explain how ketamine impacts both the brain’s glutamate and its endogenous opioid pathways, which toget ... Show More
1h 39m
Aug 2021
Understanding & Conquering Depression
This episode, I explain what major depression is at the biological and psychological level and the various treatments that peer-reviewed studies have revealed can help prevent and treat depression. I explain the three major chemical systems that are altered in depression: norepin ... Show More
1h 59m
Sep 2021
Controlling Your Dopamine For Motivation, Focus & Satisfaction
This episode serves as a sort of “Dopamine Masterclass”. I discuss the immensely powerful chemical that we all make in our brain and body: dopamine. I describe what it does and the neural circuits involved. I explain dopamine peaks and baselines, and the cell biology of dopamine ... Show More
2h 13m
Mar 2021
PsychEd Episode 34: Ketamine for Treatment-Resistant Depression with Dr. Sandhya Prashad
Welcome to PsychEd, the psychiatry podcast for medical learners, by medical learners. This episode covers ketamine for treatment-resistant depression (TRD) with Dr. Sandhya Prashad, a psychiatrist and the founder and medical director of Houston Ketamine Therapeutics. She has exte ... Show More
43m 28s
Mar 2023
Leverage Dopamine to Overcome Procrastination & Optimize Effort
In this episode, I explain how dopamine dynamics — meaning changes and interactions between our baseline and peak levels of dopamine drive our cravings and sense of motivation. I also explain how to leverage dopamine dynamics to overcome procrastination. I cover behavioral, cogni ... Show More
1h 54m
Oct 2022
Dr. Nolan Williams: Psychedelics & Neurostimulation for Brain Rewiring
In this episode, my guest is Nolan Williams, M.D., a triple board-certified psychiatrist, neurologist and professor of psychiatry and behavioral sciences at Stanford School of Medicine. He is also the Director of the Stanford Brain Stimulation Lab. We discuss clinical application ... Show More
2h 44m
Apr 2022
Episode 126: Depression and Serotonin
An exploration of the role of the neurotransmitter serotonin in the development of depression. I discuss the role of serotonin in promoting the production of neurotrophic growth factor, the role the growth factor plays in facilitating neurogenesis and neural plasticity, and the v ... Show More
45m 53s
Oct 2021
Do You Need to Take a Dopamine Fast?
Her name is Anna Lembke and she's Chief of Stanford's Addiction Medicine Clinic and the author of the book Dopamine Nation: Finding Balance in an Age of Indulgence. At the start of our conversation, Anna unpacks the definition of addiction, why she believes it applies equally wel ... Show More
51m 57s
May 2021
Ketamine Therapy with Dr. Mike Dow
Dr. Mike Dow is healing severe mental disorders with ketamine. The certified psychedelic ketamine-assisted psychotherapist advocates for the drug that is more effective than standard antidepressants. Today, Dr. Dow shares the history of ketamine and how it has been developed to h ... Show More
13m 33s