In the Huberman Lab podcast episode titled "Leverage Dopamine to Overcome Procrastination & Optimize Effort," Dr. Andrew Huberman discusses the dynamics of dopamine in relation to motivation, behavior, and cognitive function. Although the episode does not specifically address the comparison between doing hard versus easy tasks or the direct impact of social media like TikTok on dopamine levels, it does provide valuable insights into how dopamine influences our behavior and motivation. Dr. Huberman explains that dopamine is a neuromodulator that plays a crucial role in our sense of motivation, our cravings, and our ability to pursue goals. He mentions that both baseline and peak levels of dopamine are important for maintaining a motivated state. He also discusses how certain behaviors and cognitive strategies can optimize dopamine levels to help overcome procrastination and enhance productivity. For understanding the impact of activities like fast context switching, common with frequent social media use, it's important to consider how dopamine influences our reward system. Frequent switching and the instant gratification from social media can lead to quick spikes in dopamine, which might make sustained attention on more demanding tasks feel less rewarding by comparison. This can potentially lower the baseline dopamine levels when engaging in less immediately gratifying activities, making them feel more challenging or less interesting. To delve deeper into the specifics of dopamine dynamics related to different types of activities and their long-term effects, you might want to explore additional resources or episodes that focus on neuroplasticity, habits, and the impact of technology on brain function. Dr. Huberman often discusses these topics across various episodes of his podcast. For more detailed insights, you can listen to the episode on platforms like [YouTube](https://www.youtube.com/watch?v=Zh-AcF_4Hao), Apple Podcasts, or Spotify, as mentioned on the [Huberman Lab website](https://www.hubermanlab.com/episode/leverage-dopamine-to-overcome-procrastination-and-optimize-effort).