Search keywords: chronobiology
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The circadian rhythm and sleep-wake cycle
The circadian rhythms are controlled by the circadian clock or biological clock that commands our brain to release hormones to control our activity in several days.
Single one line drawing alarm clock in the middle of the brain with cloudy sun and cloudy crescent moon. Natural biological rhythms. Biological Clock Day. Continuous line design graphic illustration
Brain with clock. The Circadian rhythm concept.
Circadian Rhythm. Diagram human body physical, mental, and behavioural changes that follow a 24-hour cycle.
Biological Clock Icon
Melatonin hormone. Pineal gland anatomical cross section.
Circadian Rhythm icon representing body's natural clock
Circadian rhythm. Biological Clock.
Biological Clock
3D Isometric Flat Vector Conceptual Illustration of Circadian Rhythm, Natural Sleep-wake Biological Process
Single one line drawing alarm clock which has a picture of a cloudy crescent moon and a picture of a cloudy sun. Circadian rhythm. Biological Clock Day. Continuous line design graphic illustration.
Diagram showing biosynthesis of Melatonin from Tryptophan via enzymatic reactions - schematic molecular strcuture chemical illustration.
Diurnal Cycle is any pattern that recurs every 24 hours as a result of one full rotation of the planet Earth around its axis, text concept message bubble
A circadian rhythm or circadian cycle. Human circadian biological clock. Sleep wake cycle. Insomnia and sleep disorders.
Sleep time. Sweet dreams. Tiny woman sleeps in mask. Screen template for mobile smart phone, landing page, template, ui, web, mobile app, poster, banner, flyer. Modern flat cartoon style. Vector
Daily schedule metaphor, daily affairs person, discipline indicators time for rest, work, sleep, food. Scheduling activities for day, time management, distribution of tasks, circle sectors occupation
Time saving concept, hand holding clock into glass jar
Clock with day-night cycle, sun, moon, and arrows symbolizing circadian rhythm.
Turn back your biological clock, lifestyle choices that optimize cellular health, hormonal balance, and overall wellbeing. Infographics sketch.
Circadian rhythm and sleep-wake cycle
The circadian rhythms are controlled by circadian clocks or biological clock these clocks tell our brain when to sleep, tell our gut when to digest and control our activity in several day.
Single continuous line drawing person lying on bed holding alarm clock and covering his head. The organ of body systems work at certain hours. Biological Clock Day. One line design vector illustration
Circadian rhythm color flat icon for digital and print projects.
Biological Clock Day. April 28.
Biological Clock Icon
Melatonin hormone. Pineal gland anatomical cross section.
Circadian rhythm / yin-yang symbol
Sleep wake cycle
Biological clock - symbol of woman and female gender and sex symbol, sign and pictogram with clocks. Metaphor of ageing / aging and consequences - menopause and limited fertility. Vector illustration.
Day and Night Icon
Single one line drawing alarm clock which has a picture of a cloudy crescent moon and a picture of a cloudy sun. Circadian rhythm. Biological Clock Day. Continuous line design graphic illustration.
Here is an illustration that provides an overview of the sleep-wake cycles and the circadian rhythm. It shows the processes that occur during the daytime and nighttime in the body.
Circadian Rhythm is a natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours, text concept mind map
8 hours sleep icon illustration.  Sleeping time sign. Healthy lifestyle stock illustration
Time management and Choosing the best, productive time and Biological clock and effective schedule and plan optimization, busy multitasking people and quick response concept
Woman holding hourglass near abdomen. Menstruation, menstrual cycle, period, reproductive health, fertility and biological clock concept. Flat illustration isolated on white background
Daily schedule metaphor, daily affairs person, discipline indicators time for rest, work, sleep, food. Scheduling activities for day, time management, distribution of tasks, circle sectors occupation
Illustration of a person sleeping, with the background split between day (sun) and night (moon). This symbolizes the circadian rhythm, the body's natural 24-hour sleep-wake cycle.
Set of 5 pixel perfect Circadian rhythms icon with 1 unexpanded, 1 silhouette, A moon and sun clock icon indicating biological rhythms.
The circadian rhythm and sleep-wake cycle
The circadian rhythms are controlled by circadian clocks or biological clock these clocks tell our brain when to sleep, tell our gut when to digest and control our activity in several day.
Single continuous line drawing person lying on bed holding alarm clock and covering his head. The organ of body systems work at certain hours. Biological Clock Day. One line design vector illustration
Circadian rhythm color flat icon for digital and print projects.
Set of Anxiety relief Silhouette Vector Illustrator on White Background
Biological Clock Icon
Melatonin hormone. Pineal gland anatomical cross section.
Circadian rhythm thin line icon. Sleep regulation by hormones. Vector illustration.
Sleep wake cycle
The Biological Clock in Traditional Medicine. Comparison of 3 ancient medical sciences: Thai, Chinese and Ayurvedic.
Circadian rhythm vector alarm clock 3d poster
Single one line drawing alarm clock which has a picture of a cloudy crescent moon and a picture of a cloudy sun. Circadian rhythm. Biological Clock Day. Continuous line design graphic illustration.
Woman cannot fall asleep at night lying on the bed
Diurnal Cycle is any pattern that recurs every 24 hours as a result of one full rotation of the planet Earth around its axis, text concept mind map
Human circadian rhythms isometric icon set with fatigue lack of sleep drowsiness illustration
Illustration design Circadian rhythms and sleep-wake cycles: how exposure to sunlight regulates melatonin secretion in the human brain and body processes
Woman holding hourglass near abdomen. Menstruation, menstrual cycle, period, reproductive health, fertility and biological clock concept. Flat illustration isolated on white background
Discipline concept icon. Time management. Timetable. Working day idea thin line illustration. Daily schedule, daily affairs of person, indicators of time for rest, work, sleep, food and hobby
Diagram showing biosynthesis of Melatonin from Tryptophan via enzymatic reactions - schematic molecular strcuture chemical illustration.
Circadian rhythm vector illustration. Labeled educational day cycle scheme.
Circadian rhythm and daily activities
The circadian rhythms are controlled by circadian clocks or biological clock these clocks tell our brain when to sleep, tell our gut when to digest and control our activity in several day.
Single continuous line drawing in middle of brain is alarm clock, with a cloudy sun and a cloudy crescent moon. Automatic system of body. Biological Clock Day. One line design vector illustration
Circadian rhythm black line icon for digital and print projects.
Grandmother sitting with biological clocks, limited fertility. Medical concept, feminine age. Menopause. Climacteric. Women's health. Menstrual periods. Aging process.
Biological Clock Icon
Circadian body rhythm. 12 organs associated with their emotions, chronobiological clock, yin yang energy and the five elements (colors)
Melatonin hormone. Pineal gland anatomical cross section.
Sleep wake cycle
Woman sleeping in the bedroom at night with a sleeping mask and happy smile. Good healthy sleep concept. Sweet dreams. Good work of biological rhythms. Flat vector illustration. Sleeping schedule.
Menopause biological clock and flowers, measuring age clock. Women climacteric, hormone replacement therapy concept
Single one line drawing alarm clock which has a picture of a cloudy crescent moon and a picture of a cloudy sun. Circadian rhythm. Biological Clock Day. Continuous line design graphic illustration.
The circadian rhythm and sleep-wake cycle.
Circadian Rhythm is a natural, internal process that regulates the sleep–wake cycle and repeats roughly every 24 hours, text stamp concept background
Young woman thinking about her periods. Biological clock concept. Vector illustration in flat design
Daily schedule metaphor, daily affairs person, discipline indicators time for rest, work, sleep, food. Scheduling activities for day, time management, distribution of tasks, circle sectors occupation
Melatonin secretion mechanism. Human circadian rhythm and sleep-wake
Daily schedule metaphor, daily affairs person, discipline indicators time for rest, work, sleep, food. Scheduling activities for day, time management, distribution of tasks, circle sectors occupation
Diagram showing biosynthesis of Melatonin from Tryptophan via enzymatic reactions - schematic molecular strcuture chemical illustration.
Sleep time. Sweet dreams. Good health and work of biological rhythms. Tiny girl sleeps in mask on the moon. Modern flat cartoon style. Vector illustration on white background
Circadian rhythm and sleep-wake cycle
Circadian rhythms are alert body cycles; circadian clocks, or biological clocks, control them. They tell our brain when to sleep, feed, and digest.
Single one line drawing alarm clock which has a picture of a cloudy crescent moon and a picture of a cloudy sun. Circadian rhythm. Biological Clock Day. Continuous line design graphic illustration
circadian rhythm. Body temperature, cortisol and melatonin
Biological Clock Concept. Male and Female Characters Follow Body Rhythm, Insomnia, Traveler in Airport, Man Late at Work
Biological Clock Icon
Circadian clock of the main meridians of the body according to Chinese medicine - 12 hours - Black is yin, white is Yang
Circadian Rhythm. Scheme of Sleep Wake Cycle. Infographic Elements. Sunlight Exposure on Regulates Hormones Production.
Sleep wake cycle
Menopause Symptoms Doodles
Melatonin hormone. Pineal gland anatomical cross section.
Single one line drawing alarm clock which has a picture of a cloudy crescent moon and a picture of a cloudy sun. Circadian rhythm. Biological Clock Day. Continuous line design graphic illustration.
A poster artwork featuring a lit bulb representing a creative spark, intertwined with the biological cycle of the human body controlled by the brain with brainwaves and neural activity.
Diurnal Cycle is any pattern that recurs every 24 hours as a result of one full rotation of the planet Earth around its axis, text stamp concept background
Cute woman holds biological clocks, limited fertility. Medical concept, feminine age. Menopause. Climacteric. Women's health. Menstrual periods. Uterus, clock and flowers. Aging process.
Daily schedule, daily affairs person, discipline indicators time for rest, work, sleep, food. Scheduling activities for day, time management, distribution of tasks, set flat vector modern illustration
Sleepmaxxing. Flat Vector Illustration
Daily schedule metaphor, daily affairs person, discipline indicators time for rest, work, sleep, food. Scheduling activities for day, time management, distribution of tasks, circle sectors occupation
Diagram showing biosynthesis of Melatonin from Tryptophan via enzymatic reactions - schematic molecular strcuture chemical illustration.
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