Temporal associations of life with solar and geophysical activity

In biology, circadian rhythms with a period of one cycle in 20–28 h are known to be ubiquitous and partly endogenous. Rhythms with a frequency lower than one cycle per day are called 'infradian rhythms'. Among them are components with one cycle in about 3.5, 7, 14 and 28 days, the mult...

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Bibliographic Details
Main Authors: T. K. Breus, G. Cornélissen, F. Halberg, A. E. Levitin
Format: Article
Language:English
Published: Copernicus Publications 1995-11-01
Series:Annales Geophysicae
Online Access:https://www.ann-geophys.net/13/1211/1995/angeo-13-1211-1995.pdf