Medically reviewed by Marla Anderson, MD Multiple myeloma is a rare type of blood cancer that starts in your plasma cells.

People who have one of several well-documented medical conditions do not have only XX or XY chromosomes, which typically correspond with female and male sexes, respectively. Those conditions include ...

KATIE Price has revealed her son Harvey has been kicked out of residential care for being “too difficult”. The frustrated ...

Down syndrome, or trisomy 21, is caused by the presence of a third copy of the 21st chromosome. Affected individuals have ...

Chromosomes are cellular structures that contain the genetic material. A chromosome is comprised of a single DNA molecule that may be either circular or linear. The full complement of a cell s ...

A Bradford mum has expressed worry after her baby daughter was diagnosed with a condition only 220 people have in the world.

The results appear February 12 online in the journal Cell Genomics. Prader-Willi syndrome's impacts on patients are ...

An artistic depiction of a chromosome that is missing some of its "lights," representing rare diseases where people are missing relatively large portions of their genome from one parent.

Scientists have made an exciting discovery about octopuses: they have one of the oldest known sex chromosomes in the animal ...

Below, we'll go over some of the most common reasons your Social Security check might be delayed and what you can do if your check is missing completely. For more, don't miss the Social Security ...