Classification is predicting of a correct output for related inputs. This is done by using many
techniques, some of them depends on a training process that uses set of features and its related output.
In the training process, the algorithm finds the relationships between the features and its related output.
In this work, classification heart disease is done using genetic algorithms. Genetic algorithm is used to
get best successful system of classification. The chromosome consists of the states using for
classification, this means every gene acts state from database. Database is clustered to chromosome to
find fitness of chromosome(accuracy of classification).