Biorhythm Link -

Affects creativity, mood, sensitivity, and intuition.

The most common public association with the word "biorhythm" is a theory developed in the late 19th century by , a German physician and close friend of Sigmund Freud. It gained widespread popularity in the 1970s and 1980s as a tool for predicting human performance. 1. The Three Primary Cycles biorhythm

Influences physical strength, stamina, energy levels, and overall health. Affects creativity, mood, sensitivity, and intuition

Biorhythm proponents use sine waves to chart these cycles. Each cycle consists of: biorhythm