Biorhythm theory suggests several cycles begin at birth and continue in fixed periods. Primary cycles cover the body, emotions, and mind; secondary cycles add intuition, aesthetics, self-awareness, and spiritual rhythm.
- Physical — 23-day cycle: energy, strength, endurance, coordination.
- Emotional — 28-day cycle: mood, creativity, sensitivity, relationships.
- Intellectual — 33-day cycle: focus, memory, learning, analysis.
- Intuition — 38-day cycle: gut feelings and subconscious insight.
- Aesthetic — 43-day cycle: beauty, style, and creative taste.
- Self-Awareness — 48-day cycle: self-reflection and mindfulness.
- Spiritual — 53-day cycle: meaning, values, and inner connection.