Why are africans so big

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Team or Enterprise Premium FT. Pay based on use. Does my organisation subscribe? Group Subscription. Investigators from UAB and the University of Arizona analyzed genetic data from 4, healthy black men and women between the ages of 45 and Black men with a high degree of West African genetic ancestry tended to have a lower waist circumference and waist-hip ratio, indicating they have less central adiposity or abdominal fat than did black men with a lower degree of West African genetic ancestry.

In contrast, such associations were generally not observed among black women. Central adiposity, the buildup of excess fat on or in the trunk, is a strong risk factor for obesity and diabetes, high blood pressure, other diseases, and early death.

UAB News. Click to begin search. The study also found that about 71 percent of African-Americans can trace their ancestry to western African origins. They also have between 13 percent and 15 percent European ancestry and a smaller amount of other African origins. Ehret added that only about 20 percent of the Africans brought to North America made the trip directly, while most of the rest went first to the West Indies.

And, he added, some local African-American populations, such as the residents of the sea islands off Georgia and South Carolina, can trace their origins to specific regions such as Sierra Leone and Guinea. IE 11 is not supported. For an optimal experience visit our site on another browser. Politics Covid U. News World Opinion Business. Share this —.