[url=https://www.google.co.uk/search?q=average+running+speed+of+a+human&rlz=1C1CHWA_enGB624GB625&oq=average+&aqs=chrome.1.69i57j69i59l3.3527j0j7&sourceid=chrome&ie=UTF-8]This[/url].

Admittedly, I only glanced, but then again, I was under the influence of sleep deprivation at the time.