Many people use biorhythm charts as part of their daily routine. They are seen as a guide to their physical and mental functioning or well being and can be useful in helping to avoid accidents and clumsy thinking.
Elvis' primary and secondary biorhythm charts around 16 August 1977 are certainly interesting.
Click here to view both charts and and both an explanation of how biorhythms work and an interpretation of Elvis; biorhythm charts around 16 August 1977.
(News, Source: Judy Nevers) 11 October 2009