David Ernst A personal site

software for health and sleep


the first of a few article on sleep from SuperMemo: <http://www.supermemo.com/articles/sleep.htm>

this one debunks the popular myth of polyphasic sleep, e.g. 6 intervals of 20 minute naps throughout the day: <http://www.supermemo.com/articles/polyphasic.htm>



a TEDTalk about the SuperBetter gaming-for-health app


More information about SuperMemo, a very cool learning program, is available on its homepage.