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PortuguêsBiorhythm compatibility: comparing two people's cycles
Biorhythm compatibility compares two people's three cycles. In Dr. Sikora's method it is read as phase overlap, not one flat percentage. Here's how to read it.
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Biorhythms by Dr. Sikora’s method, key days and curiosities.
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Biorhythm critical days: what they are and why they matter most
A biorhythm critical day is when a cycle switches phase. In Dr. Sikora's method it is marked X — and matters more than any high. Here's how to read it.
Read →What are biorhythms? Dr. Sikora's method explained
Biorhythms as discrete phases, not a sine wave. Dr. Jerzy Sikora's method: three cycles, key days and a birth-time correction — and how to read them.
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