Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
biological rhythm
Table of Contents
Introduction References & Edit History Quick Facts & Related Topics
Videos
Nature's biological rhythms explained
What happens to a person's biological clock in isolation?
How biological clocks influence daily behavior
Study the experiment about chronobiology, the science that studies biological rhythms
Read Next
One day old human baby sleeping in a hospital. Newborn, dreaming, infant, napping sleep. reproductive system.
9 Fun Facts About Sleep
Discover
Lake Mead (the impounded Colorado River) at the Hoover Dam. The light-coloured band of rock above the shoreline shows the decrease in water level in the first few years of the 21st century.
6 Lakes That Are Drying Up
Dancers at a Cinco de Mayo festival at the Mission District, San Francisco, California. (Photo dated 2019.) holidays
Is Cinco de Mayo Mexico's Independence Day?
Artist interpretation of space asteroids impacting earth and moon. Meteoroids, meteor impact, end of the world, danger, destruction, dinosaur extinct, Judgement Day, Doomsday Predictions, comet
Major Mass Extinctions
An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.
11 Egyptian Gods and Goddesses
NBA Lakers Celtics Finals Kevin Garnett shooting.
10 Great Sports Rivalries
Middle East bee locator map
Are the Middle East and the Near East the Same Thing?
New York NY/ USA- November 23, 2018 Hordes of shoppers throng the Macy's Herald Square flagship store in New York looking for bargains on the day after Thanksgiving, Black Friday.
Why Is It Called Black Friday?

biological rhythm: Facts & Related Content

verifiedCite
While every effort has been made to follow citation style rules, there may be some discrepancies. Please refer to the appropriate style manual or other sources if you have any questions.
Select Citation Style
Share
Share to social media
URL
https://www.britannica.com/facts/biological-rhythm

Facts

Also Known As biological cycle • biorhythm

Videos

Nature's biological rhythms explained
What happens to a person's biological clock in isolation?
How biological clocks influence daily behavior
Study the experiment about chronobiology, the science that studies biological rhythms
See All Videos →

Related Topics and References

Topics
Dig Deeper: More Articles That Discuss This Topic

Key People

Curt Paul Richter
American biologist