The facts show that East Africans own every distance running record. In most of the sports people of African descendant dominate. Why have black people dominated sports? Are they somehow physically better? Research shows that it is not just being black that matters. Where in Africa your ancestors come from makes the huge difference.
Of course, there are exceptions to this rule. White people dominate sports that require expensive equipment, such as golf, sailing, hockey, etc. And, just as “white men can’t jump”, it is also the case that “black men can’t swim.” One of the reasons for the latter fact is that black people have denser skeletons and lower levels of body fat, a physical trait inherited from the tropical areas of Africa.