How has it changed over the years be detailed football .

Since the game of football started over a hundred years ago, football has evolved and changed. But during this time, there have never been more changes than over the past 20 years or so. Players have to be fitter as they have to cover more than 50% more distance than players had to in the late 1960's  Explanation:

to stop bullying.   you bully them back

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answer; planning ahead;