Analysis of information sources in references of the Wikipedia article "מיקוד יתר" in Hebrew language version.
…there are no empirical data that support hyperfocus as an aspect of ADD/ADHD. In gifted children without ADD/ADHD, this rapt and productive attention state is described by Csikszentmihalyi (1990) as ‘flow.’ … What has been coined ‘hyperfocus’ in persons with ADD/ADHD seems to be a less medical-sounding description of perseveration. Thus the apparent ability to concentrate in certain limited situations does not exclude the diagnosis of ADD/ADHD.