Bathing in Hot Spring and Circadian Rhythm / 日本温泉気候物理医学会雑誌

ABSTRACT

Recently the circadian rhythm has been payed attention. The circadian rhythm is influenced by the light and dark, the meal and the travel. We recognized that the circadian rhythm was normalized by bathing in hot spring.<br>The circadian rhythm of patients on 17-OHCS and 17-KS in urine was abnormal and this rhythm was normalized by the bathing in Shirahama Hot Spring.<br>P-cortisol and p-ACTH of various patients (specially female psychosomatic disease) had the abnormal circadian rhythm, and those were normalized by bathing in Ryujin Hot Spring.<br>Serotonine in brain, meratonine and serotonine in pineal body and CRF in hypothalamus of normal rats don't changed by bathing in spa.<br>The normal circadian rhythm don't changed and the abnormal rhythm was normalized by bathing in spa.<br>Thus, the one of effects on bathing in spa is normalization of hormon rhythm.