... in events such as the marathon. Western Africans naturally have a larger muscle mass and a lower body fat percentage. This will mean that they are naturally very powerful and are good at sports which need power. These are events such as the 100 metres and the 200 metres. Another thing that makes them good at the sprinting events is that they have a large proportion of fast twitch muscle fibres. This makes there muscles very strong and powerful which will make them good at the sprinting events. Another sport that West Africans are good at is the long jump event. This is down to the fact that they are powerful and good at the sprinting events and also because they naturally have longer legs than other races. This will mean that they will be at an advantage in this event. Western Africans also have high levels of testosterone. ...

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