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.
Tiger sharks have a maximum speed of about 32 km per hour, which equates to around 20 miles per hour. It's alot faster than 1 mph, a human swims 2-5 mph average.   It depends on what kind of shar â¦ k, but the mako can get up to 45-50  mph in short bursts. When a shark is hitting prey from underneath  they can reach up to 30mph. 12 people found this useful. Answered.