Deaths from falling out of bed in the USBurmese pythons removed from Florida
The universe, in its infinite sense of humor, has apparently decided that the number of Americans tumbling out of bed each year should maintain a near-perfect lockstep with the number of Burmese pythons being hauled out of the Florida Everglades, a correlation so improbable that if you tried to explain it at a dinner party, people would assume you'd had a small stroke. What does it mean that two entirely separate human endeavors—one involving the basic hazard of sleeping furniture, the other involving invasive reptile management—have moved together at 93% synchronicity for seventeen years. Perhaps the universe is simply reminding us that it has a sense of timing, if nothing else.
The likeliest culprit here is probably the simplest one: both trends are riding the same demographic wave. Florida's human population grew by roughly 15% between 2005 and 2021, and older people—who make up an increasing share of that growth—are both more likely to fall out of bed (hip fractures being a leading injury cause in seniors) and more likely to have noticed, and reported, the python problem to authorities. Meanwhile, python removals only became a coordinated, funded effort around 2013, so earlier years involved fewer systematized catches; as the program matured and the snake population itself grew, both capture numbers and bed-fall fatalities were essentially floating upward on the same rising tide of an aging, expanding population. To put it another way, you're looking at roughly 3,500 Americans a year fatally tumbling from mattresses while Florida spent a decade yanking increasingly large reptiles out of swamps.
This is what pattern-seeking primates do in the age of data: we collect everything, we correlate everything, and we are reliably astonished when two completely unrelated measurements dance in the same direction. The real mystery isn't why bed falls and python removals moved together, but why we're surprised they did, as if the universe owes us a world where only causally linked things should correlate. Probably it doesn't.
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Want to learn more about why correlations like “Deaths from falling out of bed in the US” vs “Burmese pythons removed from Florida” don't prove causation? Read our guide to statistical thinking.