Prader-Willi Syndrome

Prader-Willi Syndrome

Prader-Willi Syndrome is the most common cause for obesity in children. PWS usually causes chronic hunger and a very low metabolism.


Some symptoms are low muscle tone, Short stature, and incomplete sexual development.

Cause of PWS

PWS is caused by an abnormality on the 15th chromosome. But the trait is recessive, so both parents have to have the gene for it to affect the offspring.

Is there a cure and how is it diagnosed?

There is currently no known cure for Prader-Willi Syndrome. PWS can be diagnosed in more than one way. One way you can diagnose PWS is by doing a methylation test. Another way is FISH test(flourescence in-situ hybridization).

How many people have and can have this genetic disorder?

Anybody can have this disorder. About 10,000 to 30,000 people around the world are affected by this disorder.

Additional Info.

Something weird i found out about this disease is that it can affect a persons IQ and learning abilities.