Sex determination at birth is decided on the chromosomes the baby has. A female has two X chromosomes, whereas a male has one X and one Y chromosome. According to Medline Plus, in every cell, humans ...

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

Autism spectrum disorder (ASD) is a neurological and developmental condition that can be diagnosed at any age, although the symptoms tend to appear in the first two years of a patient's life. ASD can ...

Find out more about how loss of Y chromosome in ageing males was linked to higher heart attack risk in a large prospective ...