AI-generated fake doctors spread health misinformation to elderly in Brazil
Content creators use AI-generated avatars of fake doctors to produce videos spreading health misinformation and fear-based medical advice to elderly audiences in Brazil and globally. The operation, running for at least one year, exploits seniors through fake health recommendations and monetizes content via YouTube views, e-books, and product sales.
What happened
AI-generated avatars of fake doctors have been used to create videos spreading health misinformation to elderly audiences in Brazil and other countries for at least one year. One documented case involved a video with an AI-generated doctor avatar recommending fruit consumption to prevent cataracts, which received nearly 300,000 views and encouraged viewers to reject real medical advice.
Content creators deliberately use fear-based titles and scripts designed to create a sense of urgency, targeting elderly viewers who spend hours watching long-form video content. The videos are monetized through YouTube ad revenue, e-books, and product sales.
Reported impact
An 82-year-old viewer named Celi Ferreira decided not to undergo cataract surgery recommended by her ophthalmologist after watching the AI-generated doctor's video, stating she would follow the fake doctor's guidance instead. Multiple elderly viewers commented on videos believing they were receiving advice from real healthcare professionals.
Index analysis
Although YouTube signals that the content was generated by AI, viewers still treated the fake doctors as legitimate medical authorities. Content creators have adapted and spread this model from foreign channels to Brazilian creators, establishing a scaled operation targeting elderly audiences as a lucrative niche market.
Governance controls
YouTube's AI disclosure labeling did not prevent viewers from being deceived or alter their health-seeking behavior toward the fake doctors.
Classification
Sources and evidence
This record was researched and written by the Index, based on the following original reporting.