Ciguatera fish poisoning bed rest subsequent to a guanabana juice enema. In Puerto Rico, natives drink a tea made from mangrove buttons, purportedly high in B vitamins, to flush the toxic symptoms from the system. There has never been a funded study of these treatments. Other folk treatments range from directly porting and bleeding the gastrointestinal tract to "cleansing" the diseased with a dove during a Santería ritual. Ciguatera fish poisoning Ciguatera fish poisoning, also known simply as ciguatera, is a foodborne illness caused by eating reef fish whose flesh is contaminated with certain toxins. Symptoms may include diarrhea, vomiting, numbness, itchiness, sensitivity
Onsan illness problem. The collective group of symptoms was termed "Onsan illness" as a root cause was initially unknown and later thought to be cadmium poisoning. It is believed that over 500 cases of cadmium poisoning have occurred in Onsan. Comparisons have been drawn with the Itai-itai disease, which caused similar symptoms and was caused by cadmium poisoning from the mining industry in the Toyama prefecture in Japan. The health impact combined with the risk to their livelihoods sparked a grass roots movement supported by the media. While the government maintained their position that poisoning is not the cause of this illness,