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  2. Biomechanics of sprint running - Wikipedia

    en.wikipedia.org/wiki/Biomechanics_of_sprint_running

    where is the sprint velocity (m/s), the step frequency (1/s), the average force applied to the ground (N), the body weight (N), and the contact length (m). In short, sprint velocity is reliant on three main factors: step frequency (how many steps you can take per second), average vertical force applied to the ground, and contact length ...

  3. Transition from walking to running - Wikipedia

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

    Considering walking with the inverted pendulum model, one can predict maximum attainable walking speed with the Froude number, F = v^2 / lg, where v^2 = velocity squared, l = leg length, and g= gravity. The Froude number is a dimensionless value representing the ratio of Centripetal force to Gravitational force during walking. If the body is ...

  4. Gait (human) - Wikipedia

    en.wikipedia.org/wiki/Gait_(human)

    Different age leads to different step speed and timing. Arm swinging slows when the speed of walking is increased. The height of a child plays a significant role in stride distance and speed. The taller the child is the longer the stride will be and the further the step will be. Gait patterns are velocity and age dependent. For example, as age ...

  5. Sprint (running) - Wikipedia

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

    The non-dominant foot will be the first step. The non-dominant leg should come out with a long (within comfort's range) stride, bringing the knee to a 90-degree position (separation of the foot and opposite leg's knee about 2–2 1 ⁄ 2 feet), approximately a 45-degree shin angle, and dorsiflexion with each stride.

  6. What Happens to Your Body When You Walk 10,000 Steps a Day - AOL

    www.aol.com/happens-body-walk-10-000-150001233.html

    Taking 10,000 steps or more daily enhances the benefits of taking a quick stroll. "Walking 10,000 steps daily will improve both your heart efficiency (the ability to pump blood) and circulation ...

  7. Running - Wikipedia

    en.wikipedia.org/wiki/Running

    Footspeed, or sprint speed, is the maximum speed at which a human can run. It is affected by many factors, varies greatly throughout the population, and is important in athletics and many sports. Air resistance for top sprinters can take up to 5% of their energy. [85]

  8. Is walking a good workout? This number of daily steps can ...

    www.aol.com/news/just-walking-good-enough...

    Yes, walking is good exercise. A new study shows that walking just 4,000 steps a day can significantly lower your risk of dying. And every step counts. Yes, walking is good exercise. A new study ...

  9. Roker, 70, has faced numerous health challenges, including a 2002 gastric bypass surgery, but his walking habit keeps him strong—he even wakes up early to get his steps in, he says.