research Index of Suspicion: Hair Loss and Parasitic Infections 1 citations, October 2000 in “Pediatrics in Review” The document says that hookworms are treated with mebendazole and stress-related hair loss usually gets better in 6 months, while other hair loss types have specific treatments.
research Downstream Molecular Responses to Volatile Signaling in Roots January 2021 Plant roots respond to fungus smells by possibly using certain proteins and a plant hormone to change root growth, but more research is needed.