What does saxitoxin do to humans?
When ingested by humans, saxitoxin causes paralytic shellfish poisoning, or PSP, symptoms of which include tingling, numbness, and, if consumed in high enough quantities, paralysis, asphyxiation and death. There is no known cure for saxitoxin poisoning. What is the cause of saxitoxin? Exposure to saxitoxin most commonly occurs following ingestion of certain fish that contain…