The Genius Life 569: Why Fertility Is Declining – Inflammation, Toxins and What You Can Do | Natalie Crawford, MD
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Apr 22, 2026 
Natalie Crawford, MD, a reproductive endocrinologist and author focused on fertility, metabolic health, and environmental impacts. She explores how inflammation, endocrine disruptors, plastics and metabolic issues are linked to falling fertility. Practical short-term steps, male factors, preconception 'trimester zero', and lifestyle-first approaches come up in the conversation.
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Declining Fertility Is Social And Biological
- Fertility is declining due to both social choices and rising biological barriers.
- Natalie Crawford links delayed childbearing with increased inflammation, toxins, and falling sperm counts as dual drivers of lower birth rates.
Reduce Hormone Disruptors By Controlling Your Home
- Reduce endocrine disruptor exposure at home where you control products.
- Swap plastics, check cookware (avoid Teflon/PFCs), and remove plastic food containers especially when heated to lower chemical burden.
Simple Kitchen Swaps That Lower Toxic Burden
- Practical kitchen swaps cut toxic exposure quickly.
- Use glass/stainless steel, replace nonstick pans, transfer takeout from containers, and install reverse osmosis water filtration.
