Health Optimisation Podcast with Timbiohacker

The Problem with Modern Health Advice (That No One Talks About) | Dr. Karan Rajan

10 snips
Jul 16, 2025
Dr. Karan Rajan, an NHS surgeon and social media influencer, shares his insights on the clash between mainstream medicine and wellness culture. He discusses the fundamental health pillars—nutrition, sleep, and movement—making a case against reliance on trendy supplements. The conversation highlights the importance of discernment in health advice and critiques over-supplementation. Rajan also explores innovative concepts like mouth taping and emphasizes personalized, evidence-based practices for optimal health, urging listeners to prioritize science over fads.
Ask episode
AI Snips
Chapters
Books
Transcript
Episode notes
ANECDOTE

Longtime Science Content Creator

  • Karan Rajan has been creating video content for over 14 years, starting even in medical school on YouTube.
  • He refines his approach to simplify science, making it fun and accessible for a wider audience.
INSIGHT

Degrees Aren't Absolute Truth

  • Having a degree doesn't guarantee expertise or being right all the time.
  • Science evolves constantly, demanding openness to revising opinions and flexibility.
INSIGHT

Big Health Levers Known Decades

  • Known major health levers are nutrition, sleep, movement, connection, and sunlight.
  • Biohacking tech offers minor benefits beyond these foundational lifestyle factors.
Get the Snipd Podcast app to discover more snips from this episode
Get the app