The Kindness Effect: How Your Brain Changes When You Care with Jedidiah Thurner

In this episode of *Change Your Brain Every Day*, Dr. Daniel Amen interviews Jedediah Thurner, co-founder of Love Has No Limits and leader of the national Good Neighbor Day America movement. The conversation centers on the transformative power of kindness, not just as a moral choice but as a scientifically backed practice that reshapes the brain for the better. Thurner shares how consistent acts of kindness can grow the hippocampus—the brain's memory and mood center—while reducing anxiety, loneliness, and depression. Drawing on personal stories, including a pivotal moment with his adopted son and a penguin named Fat Freddy, Thurner illustrates how noticing and affirming others' positive qualities can rewire relationships and behavior. The episode highlights the 250 Million Acts of Kindness Challenge, a national initiative leading up to May 16th, which aims to mobilize a million volunteers and foster a culture of purposeful connection. Dr. Amen emphasizes that brain health is not just about avoiding harm but actively cultivating positive behaviors like kindness, which can counteract the destructive influence of doomscrolling, social media manipulation, and political polarization. Together, they advocate for kindness as a bridge to a healthier, more hopeful future—accessible to everyone, regardless of background or belief. Key takeaways include: 1) Kindness is a daily choice that physically grows your brain, especially the hippocampus; 2) Acts of kindness reduce cortisol, anxiety, and depression while increasing purpose and longevity; 3) Start small—notice what you like in others, express gratitude, or send a thank-you note; 4) Modeling kindness with children builds generational resilience and emotional intelligence; 5) Forgiveness is not passive—it’s an active act of generosity that frees the forgiver; 6) The 250 Million Acts of Kindness Challenge offers a practical, joyful way to participate in national healing; 7) Social media and news can be weapons of manipulation—choose to disengage and reconnect with people instead; 8) Kindness is not about love in the abstract, but about clear, actionable care that anyone can do.