Biorhythm - Chart Of Your Life

A biorhythm is an attempt to predict various aspects of a persons life through simple mathematical cycles.
This is simple, nice and useful application to provide functions:
- Draw a chart of your life that provide 7 cycles of bio-rhythm.
- Support multiple member in this app. You can check your friend status daily.
- Find when do you/your friend have best physical,emotional,intellectual...
- Provide a tool to calculate the best time to sleep and wake up.
Thanks