
Instant Genius The hidden ways the Internet and social media are shaping healthcare
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Jan 30, 2026 Deborah Cohen, an award-winning medical broadcaster and author of Bad Influence, explores how the internet and social media have turned health into a commercial playground. She discusses the pandemic-fueled boom in consumer health, celebrity and influencer sway over medical choices, the rise of online pharmacies and risky self-diagnosis, and practical red flags for evaluating online health advice.
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Health As An Attention-Driven Market
- Social media and tech have turned health into a commercialised attention-driven market.
- This new ecosystem combines platforms, creators, and commercial incentives that reshape health choices.
Pandemic Fueled A Consumer Health Boom
- The pandemic accelerated consumer health growth by limiting access to traditional care.
- That created fertile ground for online tests, wearables, and private pharmacies to expand.
Ask Why You Should Believe Them
- Ask "Why should I believe you?" before accepting online health claims.
- Check who benefits, demand evidence, and watch for undisclosed conflicts of interest.



