Post 4: How is the disease in the population?

From recent tallies it is estimated that one in every 12,000 to 15,000 people are diagnosed with Prader-Willi Syndrome.  Even though it is considered a rare disease Prader-Willi is the biggest cause of obesity. Also, Prader-Willi is found in all genders and races.

"QUESTIONS AND ANSWERS ON PRADER-WILLI SYNDROME." Prader-Willi Association (USA). 23 Mar. 2010. Web. 12 Mar. 2011. <http://www.pwsausa.org/faq.htm>.