Down syndrome is a genetic difference that occurs as a result of extra chromosome replication in one of the chromosome pairs.
Albinism is a genetic condition where people are born without the usual pigment (color) in their bodies. Albinos have pale skin, hair and eyes.
ALS (amyotrophic lateral sclerosis) is a progressive disease characterized by muscle weakness due to damage in motor nerves stimulating the muscles.
Familial Mediterranean Feveris (FMF), a hereditary disease which is characterized by inflamed pains and recurrent fever attacks and is not cureable.