Feel Better, Live More with Dr Rangan Chatterjee BITESIZE | The # 1 Lesson From The World’s Longest Scientific Study of Happiness | Robert Waldinger and Marc Schulz #603
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Dec 12, 2025 
In this engaging discussion, Robert Waldinger and Marc Schulz, both prominent figures in the Harvard Study of Adult Development, reveal that high-quality relationships are crucial for happiness and long-term health. They compare the significance of relationships to traditional health factors like nutrition and exercise. The duo emphasizes the importance of social fitness, encouraging us to nurture diverse connections instead of relying on a single source of support. They share practical tips on generosity and curiosity to strengthen our bonds and invite listeners to reconnect with loved ones.
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Relationships Outrank Common Health Risks
- Frequency and quality of contact with others predict happiness, health, and longevity more than many expect.
- The Harvard study found these effects rival risks like smoking and obesity.
Stress Regulation Explains Health Link
- Good relationships help regulate negative emotions and reduce chronic stress responses.
- Loneliness keeps the body in low-level fight-or-flight, raising cortisol and inflammation that harm health.
Keep One Or Two Secure Attachments
- Ensure you have at least one or two securely attached relationships you can call in crisis.
- Secure attachments mean someone will be there if you're really in trouble.
