Late Effects of Polio: The Medical. A. Polio: The Disease. Poliomyelitis (polio) is a viral illness that begins suddenly with flu-like symptoms of fever, headache, vomiting and/or diarrhea, muscle aching and feeling poorly.. The virus enters the body through the stomach and intestines.
Most crocodiles can sprint at a maximum speed of 6 to 7 miles per hour. The fastest crocodile on record was clocked at 11 miles per hour, during a full gallop. By contrast, top human race-walkers reach speeds of 8 miles per hour without breaking into a full run. Continue Reading.
It's very rare for an alligator to chase a human on dry land. And the average human could easily outrun an alligator, zigzagging or not -- it tops out at a speed of around 11 miles per hour (18 kph), and it can't maintain that speed for very long [source: San Diego Zoo ].More importantly, gaining on prey via a long sprint is not the alligator's attack tactic.o sure, you could probably escape an alligator if you ran in a zigzag. You probably also could escape one if you ran in a straight line. But the likelihood that an alligator would ever chase you on dry land is so low that the old adage is more joke than genuine advice.