Why patients are self-infecting with hookworms bought on the internet

The ‘unique little beasts’ could help with treatment, but an unregulated online market is a risk to patients, says an immunologist.
Parasitic helminth hookworm. Photo: Australian Institute of Tropical Health and Medicine.

“I know some people who recycle their own stools and sift through the eggs to distribute them.”

Associate Professor Severine Navarro is not talking about chickens or composting.