DR JOHN LA PUMA What an Indoor Life is Actually Doing to Your Health

In this compelling episode of Inside Out Health, host Tara explores the profound health impacts of spending 93% of our lives indoors with Dr. John LaPuma, a board-certified internist, chef, and pioneer of culinary and eco-medicine. Dr. LaPuma's new book, *Indoor Epidemic*, reveals how chronic indoor living contributes to inflammation, poor sleep, reduced focus, and accelerated aging by depriving us of essential natural inputs like bright outdoor light, fresh air, and movement. He presents a clinically validated 'outdoor RX' framework, emphasizing that just 17 minutes of deliberate time in nature daily—ideally in the morning—can restore circadian rhythms, boost mood, improve memory, and enhance immune function. The episode dives into the science behind why indoor environments, with their sealed air and artificial lighting, harm our biology, and how simple, intentional habits—like looking at the sky, touching soil, or walking in green spaces—can act as foundational medicine. Dr. LaPuma shares personal insights from his regenerative farm in Santa Barbara, where he trains medical professionals in nature-based healing, and stresses that nature isn't just a luxury but a biological necessity. The conversation underscores a paradigm shift: nurturing our bodies like regenerative farms nurture soil—by giving back what’s been lost, not just extracting more. Key takeaways include: (1) Morning outdoor light is the body’s biological start signal, essential for setting circadian rhythms and enabling deep, restorative sleep; (2) Even brief, deliberate exposure to nature—just 17 minutes a day—can significantly improve mental clarity, mood, and physical health; (3) Touching healthy soil once a week can boost the microbiome and immune function; (4) Nature acts as a natural GLP-1, improving metabolism and appetite regulation without medication; (5) Simple environmental changes—like opening windows, using a sky view, or taking a 5-minute walk—can reset the nervous system and reduce digital burnout. The episode closes with a powerful call to action: reclaiming nature isn’t a side activity—it’s a non-negotiable pillar of longevity and health span.