Previous studies in different ethnic groups show changes in heart rate,
respiratory rate, cortisol cycle, and sleep-wake cycle throughout life. Our
purpose is to verify such changes by comparing the values of each variable
before and after puberty. Puberty is associated with the end of growth and is
an important point in our theoretical framework: when growth ends, changes
occur in the geometry of the biological system. At the same time, this causes phase changes in the oscillatory variables, which
are seen as chronodisruption. The results confirm the changes found by
other authors in the evolution of the
variables throughout life.Then, we can conclude that the
variables studied present phase changes when growth ends, in accordance with the proposed
theoretical framework.
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