Rare disorders strike people of all ages, races and ethnic background.
Tay Sachs , Huntington's and Cystic Fibrosis . Some disorders are acquired such as AIDS and Legionnaires' Disease . A number of rare disorders fall within the realm of widespread health conditions such as heart disease and cancer. However, there are more than 6,000 rare disorders that, taken together, affect approximately 3 million Canadians. One in twelve individuals in Canada have been diagnosed with a rare disorder.