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  2. Footspeed - Wikipedia

    en.wikipedia.org/wiki/Footspeed

    The record is 44.72 km/h (27.78 mph), measured between meter 60 and meter 80 of the 100 meters sprint at the 2009 World Championships in Athletics by speed. [4] [5] (Bolt's average speed over the course of this race was 37.578 km/h or 23.35 mph.) [6] Compared to quadrupedal animals, humans are exceptionally capable of endurance, but incapable of great speed. [7]

  3. List of vehicle speed records - Wikipedia

    en.wikipedia.org/wiki/List_of_vehicle_speed_records

    The following is a list of speed records for various types of vehicles.This list only presents the single greatest speed achieved in each broad record category; for more information on records under variations of test conditions, see the specific article for each record category.

  4. 10-second barrier - Wikipedia

    en.wikipedia.org/wiki/10-second_barrier

    The first person timed at under ten seconds was Bob Hayes, who ran 9.9 s in April 1963 at the Mt. SAC Relays, but with a tailwind of 11 mph (4.9 m/s). [ 3 ] [ 4 ] Hayes clocked another illegal 9.9 s (wind 5.3 m/s (12 mph)) in the semi-final of the 1964 Olympic 100 m , with the first sub-10 FAT of 9.91 s. [ 5 ]

  5. Limitations of animal running speed - Wikipedia

    en.wikipedia.org/wiki/Limitations_of_animal...

    Limitations of animal running speed provides an overview of how various factors determine the maximum running speed. Some terrestrial animals are built for achieving extremely high speeds, such as the cheetah, pronghorn, race horse and greyhound, while humans can train to achieve high sprint speeds. There is no single determinant of maximum ...

  6. List of world records in athletics - Wikipedia

    en.wikipedia.org/wiki/List_of_world_records_in...

    In running events up to 200 m in distance and in horizontal jump events, wind assistance is permitted only up to 2.0 m/s. In decathlon or heptathlon, average wind assistance of less than 2.0 m/s is required across all applicable disciplines; and maximum of 4.0 m/s in any one event. As an exception, according to rule 36.2, specific event ...

  7. Transition from walking to running - Wikipedia

    en.wikipedia.org/wiki/Transition_from_walking_to...

    Therefore, people feel that they are not working as hard by switching from walking to running, even though their energy expenditure has increased. Humans would have to transition to running at much faster speeds than 2.0 m/s (4.5 mph) in order for the transition to represent a decrease in energy consumption. [citation needed]

  8. Ultramarathon - Wikipedia

    en.wikipedia.org/wiki/Ultramarathon

    An ultramarathon is a footrace longer than the traditional marathon distance of 42.195 kilometres (26 mi 385 yd). The sport of running ultramarathons is called ultra running or ultra distance running. Various distances, surfaces, and formats are raced competitively, from the shortest common ultramarathon of 31 miles (50 km) and up to 3100 miles ...

  9. Sprint (running) - Wikipedia

    en.wikipedia.org/wiki/Sprint_(running)

    The world record in the 100-meter dash in 1924 was 10.4 seconds, while in 1948, (the first use of starting blocks) was 10.2 seconds, and was 10.1 seconds in 1956. The constant drive for faster athletes with better technology has brought man from 10.4 seconds to 9.58 seconds in less than 100 years.