Here is a complete explanation of what Klinefelter is, from the causes, signs or symptoms, to how to treat it.

Joint hypermobility syndrome causes a person’s joints to bend more than usual. People with a family history of hypermobility may be at more risk. Learn more.

Klinefelter syndrome is a genetic condition that occurs when a male is born with an extra copy of the X chromosome, affecting an estimated 1 in 1,000 individuals. Symptoms of Klinefelter syndrome may ...

Sex chromosome abnormalities like XYY syndrome are some of the most common chromosome abnormalities. Also known as Jacobs syndrome, XYY karyotype, or YY syndrome, it is a rare genetic condition ...

Dermatologically, patients with Klinefelter's syndrome can show a higher percent of systemic lupus erythematosus and other skin-related autoimmune diseases than the normal population.

First-of-its-kind stem cell study sheds light on Klinefelter syndrome by King Abdullah University of Science and Technology Editors' notes ...

Breast cancer is most often found in women, but men too can get breast cancer toocan develop the disease. Though rare, male breast cancer accounts male breast cancer accounts for a small percentage of ...

A new DNA technique has detected evidence in Iron Age skeletons of Turner, Klinefelter and Down syndrome.

The Klinefelter syndrome (KS) therapeutics market is projected to grow at a CAGR of 6–8% during the forecast period driven by factors such as rising awareness of KS, improved diagnostic techniques, ...