Season 26 Episodes20
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The Poison that Waits
Jan 16, 198960 min
Horizon reports on the abnormally high incidence of and the early onset of diseases such as senile dementia and Parkinson's disease on the island of Guam in the Pacific. Scientists have now linked the diseases to a poison in the native cycad fruit.
Seasons62
Episode Summary
"The Poison that Waits" is episode 2 of Horizon season 26. It aired on January 16, 1989.