Female mammals typically carry two X chromosomes — one from each parent — and a new study suggests that the maternal X is linked to faster brain aging. When you purchase through links on our site, we ...

A microscopic image of neurons expressing the mother’s X chromosomes in green, and the father’s X chromosomes in red. Credit: Arturo Moreno. Women are born with two X chromosomes and inherit one from ...

Studying over 100,000 embryos revealed genetic factors behind chromosome segregation issues that lead to aneuploidy, ...

The genes you inherit from your parents may not only influence if you develop Alzheimer’s disease but also when. The genes you inherit from your parents may not only influence if you develop Alzheimer ...

Each human cell contains 23 pairs of chromosomes that carry DNA within their nucleus. The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair. They determine the ...

Medically reviewed by Brigid Dwyer, MD Key Takeaways Huntington’s disease is a genetic condition that is inherited in an ...

Duchenne muscular dystrophy (DMD) is a genetic condition that primarily affects people assigned male at birth. However, due to the condition’s X-linked inheritance pattern, only people assigned female ...