How much of our lifespan is written in our genes, and how much is sitting on our plates? A new analysis suggests that while genetics matter, everyday dietary choices may matter more. The message: ...

Researchers have identified inherited genetic variants that may predict the loss of one copy of a woman's two X chromosomes as she ages, a phenomenon known as mosaic loss of chromosome X, or mLOX.

The Y chromosome is inherited only through the paternal line. Sons receive their Y chromosome exclusively from their father.

In Mendelian inheritance patterns, you receive one version of a gene, called an allele, from each parent. These alleles can be dominant or recessive. Non-Mendelian genetics don’t completely follow ...

Spinocerebellar ataxia 4 is a devastating progressive movement disease that can begin as early as the late teens. Now, a multinational research team has conclusively identified the genetic difference ...