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| Biochemistry | 1 |
| Human Body | 1 |
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| McPhail, Hartwell | 1 |
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Download full textMcPhail, Hartwell
Biorhythm comes from the Greek words for life and regulated beat. The science of biorhythm is concerned with the rhythmic cycles of physical, emotional, and intellectual life. These cycles have lengths of 23, 28, and 33 days respectively. During the first half of each cycle, energy is high. During the low period, second phase abilities, feelings,…
Descriptors: Behavior Patterns, Biochemistry, Human Body, Metabolism
