'Extra' chromosome in men could be a health crisis, may give diabetes, heart disease: Study - Times Now

Sex chromosomes determine our biological sex. Men typically have one X and one Y chromosome, while women have two Xs. However, some men also have an extra X or Y chromosome - XXY or XYY.

Around one in 500 men could be carrying an extra X or Y chromosome - most of them unaware - putting them at increased risk of diseases such as Type 2 diabetes, atherosclerosis, and thrombosis, accord… [+14 chars]

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