Logo
Unionpedia
Communication
Get it on Google Play
New! Download Unionpedia on your Android™ device!
Install
Faster access than browser!
 

Biphasic and polyphasic sleep

Index Biphasic and polyphasic sleep

Biphasic sleep (or diphasic, bimodal or bifurcated sleep) is the practice of sleeping during two periods over 24 hours, while polyphasic sleep refers to sleeping multiple times – usually more than two. [1]

62 relations: Astronaut, BBC News, Buckminster Fuller, China, Circadian rhythm, Circadian rhythm sleep disorder, Claudio Stampi, David F. Dinges, Dementia, Dream, Electric light, Electroencephalography, England, Free-running sleep, Hispanic America, Hormone, India, Industrial Revolution, Insomnia, Irregular sleep–wake rhythm, Italian Air Force, Leonardo da Vinci, Meal, Mediterranean Basin, Microsleep, Nap, Napoleon, NASA, National Space Biomedical Research Institute, Nigeria, Nikola Tesla, Odyssey, Old French, Pantheon Books, PBS, Perelman School of Medicine at the University of Pennsylvania, Philippines, Piotr Woźniak (researcher), Pituitary gland, Polymath, Portmanteau, Prolactin, REM rebound, Roger Ekirch, Romance languages, Scientific American Frontiers, Siesta, Simian, Sleep, Sleep debt, ..., Sleep deprivation, Sleep disorder, Sleep inertia, Southern Europe, Spain, Thomas Wehr, Time (magazine), Tiv people, United States Armed Forces, Western culture, Why We Nap, Working memory. Expand index (12 more) »

Astronaut

An astronaut or cosmonaut is a person trained by a human spaceflight program to command, pilot, or serve as a crew member of a spacecraft.

New!!: Biphasic and polyphasic sleep and Astronaut · See more »

BBC News

BBC News is an operational business division of the British Broadcasting Corporation (BBC) responsible for the gathering and broadcasting of news and current affairs.

New!!: Biphasic and polyphasic sleep and BBC News · See more »

Buckminster Fuller

Richard Buckminster "Bucky" Fuller (July 12, 1895 – July 1, 1983) was an American architect, systems theorist, author, designer, inventor and futurist.

New!!: Biphasic and polyphasic sleep and Buckminster Fuller · See more »

China

China, officially the People's Republic of China (PRC), is a unitary one-party sovereign state in East Asia and the world's most populous country, with a population of around /1e9 round 3 billion.

New!!: Biphasic and polyphasic sleep and China · See more »

Circadian rhythm

A circadian rhythm is any biological process that displays an endogenous, entrainable oscillation of about 24 hours.

New!!: Biphasic and polyphasic sleep and Circadian rhythm · See more »

Circadian rhythm sleep disorder

Circadian rhythm sleep disorders (CRSD) are a family of sleep disorders affecting (among other bodily processes) the timing of sleep.

New!!: Biphasic and polyphasic sleep and Circadian rhythm sleep disorder · See more »

Claudio Stampi

Dr.

New!!: Biphasic and polyphasic sleep and Claudio Stampi · See more »

David F. Dinges

David F. Dinges is an American sleep researcher and teacher.

New!!: Biphasic and polyphasic sleep and David F. Dinges · See more »

Dementia

Dementia is a broad category of brain diseases that cause a long-term and often gradual decrease in the ability to think and remember that is great enough to affect a person's daily functioning.

New!!: Biphasic and polyphasic sleep and Dementia · See more »

Dream

A dream is a succession of images, ideas, emotions, and sensations that usually occur involuntarily in the mind during certain stages of sleep.

New!!: Biphasic and polyphasic sleep and Dream · See more »

Electric light

An electric light is a device that produces visible light from electric current.

New!!: Biphasic and polyphasic sleep and Electric light · See more »

Electroencephalography

Electroencephalography (EEG) is an electrophysiological monitoring method to record electrical activity of the brain.

New!!: Biphasic and polyphasic sleep and Electroencephalography · See more »

England

England is a country that is part of the United Kingdom.

New!!: Biphasic and polyphasic sleep and England · See more »

Free-running sleep

Free-running sleep is a sleep pattern that is not adjusted (entrained) to the 24-hour cycle in nature nor to any artificial cycle.

New!!: Biphasic and polyphasic sleep and Free-running sleep · See more »

Hispanic America

Hispanic America (Spanish: Hispanoamérica, or América hispana), also known as Spanish America (Spanish: América española), is the region comprising the Spanish-speaking nations in the Americas.

New!!: Biphasic and polyphasic sleep and Hispanic America · See more »

Hormone

A hormone (from the Greek participle “ὁρμῶ”, "to set in motion, urge on") is any member of a class of signaling molecules produced by glands in multicellular organisms that are transported by the circulatory system to target distant organs to regulate physiology and behaviour.

New!!: Biphasic and polyphasic sleep and Hormone · See more »

India

India (IAST), also called the Republic of India (IAST), is a country in South Asia.

New!!: Biphasic and polyphasic sleep and India · See more »

Industrial Revolution

The Industrial Revolution was the transition to new manufacturing processes in the period from about 1760 to sometime between 1820 and 1840.

New!!: Biphasic and polyphasic sleep and Industrial Revolution · See more »

Insomnia

Insomnia, also known as sleeplessness, is a sleep disorder where people have trouble sleeping.

New!!: Biphasic and polyphasic sleep and Insomnia · See more »

Irregular sleep–wake rhythm

Irregular sleep–wake rhythm is a rare form of circadian rhythm sleep disorder.

New!!: Biphasic and polyphasic sleep and Irregular sleep–wake rhythm · See more »

Italian Air Force

The Italian Air Force (Italian: Aeronautica Militare; AM) is the aerial defence force of the Italian Republic.

New!!: Biphasic and polyphasic sleep and Italian Air Force · See more »

Leonardo da Vinci

Leonardo di ser Piero da Vinci (15 April 14522 May 1519), more commonly Leonardo da Vinci or simply Leonardo, was an Italian polymath of the Renaissance, whose areas of interest included invention, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography.

New!!: Biphasic and polyphasic sleep and Leonardo da Vinci · See more »

Meal

A meal is an eating occasion that takes place at a certain time and includes prepared food.

New!!: Biphasic and polyphasic sleep and Meal · See more »

Mediterranean Basin

In biogeography, the Mediterranean Basin (also known as the Mediterranean region or sometimes Mediterranea) is the region of lands around the Mediterranean Sea that have a Mediterranean climate, with mild, rainy winters and hot, dry summers, which supports characteristic Mediterranean forests, woodlands, and scrub vegetation.

New!!: Biphasic and polyphasic sleep and Mediterranean Basin · See more »

Microsleep

A micro-sleep (MS) is a temporary episode of sleep or drowsiness which may last for a fraction of a second or up to 30 seconds where an individual fails to respond to some arbitrary sensory input and becomes unconscious.

New!!: Biphasic and polyphasic sleep and Microsleep · See more »

Nap

A nap is a short period of sleep, typically taken during daytime hours as an adjunct to the usual nocturnal sleep period.

New!!: Biphasic and polyphasic sleep and Nap · See more »

Napoleon

Napoléon Bonaparte (15 August 1769 – 5 May 1821) was a French statesman and military leader who rose to prominence during the French Revolution and led several successful campaigns during the French Revolutionary Wars.

New!!: Biphasic and polyphasic sleep and Napoleon · See more »

NASA

The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.

New!!: Biphasic and polyphasic sleep and NASA · See more »

National Space Biomedical Research Institute

The National Space Biomedical Research Institute (NSBRI) is a NASA-funded consortium of institutions studying the health risks related to long-duration spaceflight and developing solutions to reduce those risks.

New!!: Biphasic and polyphasic sleep and National Space Biomedical Research Institute · See more »

Nigeria

Nigeria, officially the Federal Republic of Nigeria is a federal republic in West Africa, bordering Benin in the west, Chad and Cameroon in the east, and Niger in the north.

New!!: Biphasic and polyphasic sleep and Nigeria · See more »

Nikola Tesla

Nikola Tesla (Никола Тесла; 10 July 1856 – 7 January 1943) was a Serbian-American inventor, electrical engineer, mechanical engineer, physicist, and futurist who is best known for his contributions to the design of the modern alternating current (AC) electricity supply system.

New!!: Biphasic and polyphasic sleep and Nikola Tesla · See more »

Odyssey

The Odyssey (Ὀδύσσεια Odýsseia, in Classical Attic) is one of two major ancient Greek epic poems attributed to Homer.

New!!: Biphasic and polyphasic sleep and Odyssey · See more »

Old French

Old French (franceis, françois, romanz; Modern French: ancien français) was the language spoken in Northern France from the 8th century to the 14th century.

New!!: Biphasic and polyphasic sleep and Old French · See more »

Pantheon Books

Pantheon Books is an American book publishing imprint with editorial independence.

New!!: Biphasic and polyphasic sleep and Pantheon Books · See more »

PBS

The Public Broadcasting Service (PBS) is an American public broadcaster and television program distributor.

New!!: Biphasic and polyphasic sleep and PBS · See more »

Perelman School of Medicine at the University of Pennsylvania

The Perelman School of Medicine, commonly known as Penn Med, is the medical school of the University of Pennsylvania.

New!!: Biphasic and polyphasic sleep and Perelman School of Medicine at the University of Pennsylvania · See more »

Philippines

The Philippines (Pilipinas or Filipinas), officially the Republic of the Philippines (Republika ng Pilipinas), is a unitary sovereign and archipelagic country in Southeast Asia.

New!!: Biphasic and polyphasic sleep and Philippines · See more »

Piotr Woźniak (researcher)

Piotr A. Woźniak (born 1962) is the principal author of SuperMemo (a flashcard-like computer-based learning system) and a researcher in the theory of spaced repetition, along with presenting compiled extensive factual data about sleep and its importance, and incremental reading and writing, on his websites.

New!!: Biphasic and polyphasic sleep and Piotr Woźniak (researcher) · See more »

Pituitary gland

An explanation of the development of the pituitary gland (Hypophysis cerebri) & the congenital anomalies. In vertebrate anatomy, the pituitary gland, or hypophysis, is an endocrine gland about the size of a pea and weighing in humans.

New!!: Biphasic and polyphasic sleep and Pituitary gland · See more »

Polymath

A polymath (πολυμαθής,, "having learned much,"The term was first recorded in written English in the early seventeenth century Latin: uomo universalis, "universal man") is a person whose expertise spans a significant number of different subject areas—such a person is known to draw on complex bodies of knowledge to solve specific problems.

New!!: Biphasic and polyphasic sleep and Polymath · See more »

Portmanteau

A portmanteau or portmanteau word is a linguistic blend of words,, p. 644 in which parts of multiple words or their phones (sounds) are combined into a new word, as in smog, coined by blending smoke and fog, or motel, from motor and hotel.

New!!: Biphasic and polyphasic sleep and Portmanteau · See more »

Prolactin

Prolactin (PRL), also known as luteotropic hormone or luteotropin, is a protein that is best known for its role in enabling mammals, usually females, to produce milk.

New!!: Biphasic and polyphasic sleep and Prolactin · See more »

REM rebound

REM rebound is the lengthening and increasing frequency and depth of rapid eye movement (REM) sleep which occurs after periods of sleep deprivation.

New!!: Biphasic and polyphasic sleep and REM rebound · See more »

Roger Ekirch

A.

New!!: Biphasic and polyphasic sleep and Roger Ekirch · See more »

Romance languages

The Romance languages (also called Romanic languages or Neo-Latin languages) are the modern languages that began evolving from Vulgar Latin between the sixth and ninth centuries and that form a branch of the Italic languages within the Indo-European language family.

New!!: Biphasic and polyphasic sleep and Romance languages · See more »

Scientific American Frontiers

Scientific American Frontiers is an American television program primarily focused on informing the public about new technologies and discoveries in science and medicine.

New!!: Biphasic and polyphasic sleep and Scientific American Frontiers · See more »

Siesta

A siesta (Spanish, meaning "nap") is a short nap taken in the early afternoon, often after the midday meal.

New!!: Biphasic and polyphasic sleep and Siesta · See more »

Simian

The simians (infraorder Simiiformes) are monkeys and apes, cladistically including: the New World monkeys or platyrrhines, and the catarrhine clade consisting of the Old World monkeys and apes (including humans).

New!!: Biphasic and polyphasic sleep and Simian · See more »

Sleep

Sleep is a naturally recurring state of mind and body, characterized by altered consciousness, relatively inhibited sensory activity, inhibition of nearly all voluntary muscles, and reduced interactions with surroundings.

New!!: Biphasic and polyphasic sleep and Sleep · See more »

Sleep debt

Sleep debt or sleep deficit is the cumulative effect of not getting enough sleep.

New!!: Biphasic and polyphasic sleep and Sleep debt · See more »

Sleep deprivation

Sleep deprivation is the condition of not having enough sleep; it can be either chronic or acute.

New!!: Biphasic and polyphasic sleep and Sleep deprivation · See more »

Sleep disorder

A sleep disorder, or somnipathy, is a medical disorder of the sleep patterns of a person or animal.

New!!: Biphasic and polyphasic sleep and Sleep disorder · See more »

Sleep inertia

Sleep inertia is a physiological state of impaired cognitive and sensory-motor performance that is present immediately after awakening.

New!!: Biphasic and polyphasic sleep and Sleep inertia · See more »

Southern Europe

Southern Europe is the southern region of the European continent.

New!!: Biphasic and polyphasic sleep and Southern Europe · See more »

Spain

Spain (España), officially the Kingdom of Spain (Reino de España), is a sovereign state mostly located on the Iberian Peninsula in Europe.

New!!: Biphasic and polyphasic sleep and Spain · See more »

Thomas Wehr

Thomas Alvin Wehr scientist emeritus at the National Institute of Mental Health is a psychiatrist, research scientist, author, and former chief of the Clinical Psychobiology branch at NIMH.

New!!: Biphasic and polyphasic sleep and Thomas Wehr · See more »

Time (magazine)

Time is an American weekly news magazine and news website published in New York City.

New!!: Biphasic and polyphasic sleep and Time (magazine) · See more »

Tiv people

Tiv (or TiviDuggan, E. de C. (1932) "Notes on the Munshi ("Tivi") Tribe of Northern Nigeria: Some Historical Outlines" Journal of the Royal African Society 31(123)) is an ethno-linguistic group or ethnic nation in West Africa.

New!!: Biphasic and polyphasic sleep and Tiv people · See more »

United States Armed Forces

The United States Armed Forces are the military forces of the United States of America.

New!!: Biphasic and polyphasic sleep and United States Armed Forces · See more »

Western culture

Western culture, sometimes equated with Western civilization, Occidental culture, the Western world, Western society, European civilization,is a term used very broadly to refer to a heritage of social norms, ethical values, traditional customs, belief systems, political systems and specific artifacts and technologies that have some origin or association with Europe.

New!!: Biphasic and polyphasic sleep and Western culture · See more »

Why We Nap

Why We Nap: Evolution, Chronobiology, and Functions of Polyphasic and Ultrashort Sleep (1992) is a book edited by Claudio Stampi, sole proprietor of the Chronobiology Research Institute.

New!!: Biphasic and polyphasic sleep and Why We Nap · See more »

Working memory

Working memory is a cognitive system with a limited capacity that is responsible for temporarily holding information available for processing.

New!!: Biphasic and polyphasic sleep and Working memory · See more »

Redirects here:

Bimodal sleep, Biphasic or polyphasic sleep, Biphasic sleep, Da Vinci Sleep, Da vinci sleeping, Dead sleep, Divided sleep, Everyman sleep schedule, First sleep, Jap Nap, Japanese nap, Morning sleep, Napoleonic Sleep, Polyphasic, Polyphasic Sleep, Polyphasic sleep, Polyphasic sleep schedule, Polyphasic sleeping, Polysleep, Second sleep, Segmented sleep, Uberman sleep, Uberman system, Uberman's sleep schedule.

References

[1] https://en.wikipedia.org/wiki/Biphasic_and_polyphasic_sleep

OutgoingIncoming
Hey! We are on Facebook now! »