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
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
Sleep wake cycle
Turn back your biological clock, lifestyle choices that optimize cellular health, hormonal balance, and overall wellbeing. Infographics sketch.
Circadian rhythm color flat icon for digital and print projects.
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
Biological Clock Day. April 28.
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.
Biological Clock Icon
Melatonin hormone. Pineal gland anatomical cross section.
Circadian rhythm / yin-yang symbol
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
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.
8 hours sleep icon illustration.  Sleeping time sign. Healthy lifestyle stock illustration
Circadian Rhythm is a natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours, text concept mind map
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
Set of 5 pixel perfect Circadian rhythms icon with 1 unexpanded, 1 silhouette, A moon and sun clock icon indicating biological rhythms.
Sleep wake cycle
Circadian rhythm thin line icon. Sleep regulation by hormones. Vector illustration.
Circadian rhythm color flat icon for digital and print projects.
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
The Biological Clock in Traditional Medicine. Comparison of 3 ancient medical sciences: Thai, Chinese and Ayurvedic.
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.
Time & Clock Scheduling Icon Collection and Symple Concept Glyph Color
Melatonin hormone. Pineal gland anatomical cross section.
Clock with day-night cycle, sun, moon, and arrows symbolizing circadian rhythm.
Circadian rhythm vector alarm clock 3d poster
Woman cannot fall asleep at night lying on the bed
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
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
Diagram showing biosynthesis of Melatonin from Tryptophan via enzymatic reactions - schematic molecular strcuture chemical illustration.
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
Grandmother sitting with biological clocks, limited fertility. Medical concept, feminine age. Menopause. Climacteric. Women's health. Menstrual periods. Aging process.
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.
Circadian rhythm black line icon for digital and print projects.
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
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.
Biological Clock Icon
Melatonin hormone. Pineal gland anatomical cross section.
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.
The circadian rhythm and sleep-wake cycle.
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
Circadian clock of the main meridians of the body according to Chinese medicine - 12 hours - Black is yin, white is Yang
Circadian Rhythm is a natural, internal process that regulates the sleep–wake cycle and repeats roughly every 24 hours, text stamp concept background
Diagram showing biosynthesis of Melatonin from Tryptophan via enzymatic reactions - schematic molecular strcuture chemical illustration.
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
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
Sleep wake cycle
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
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
black and white outline icon with multiple clocks and moon, concept of circadian rhythm and sleep timing, minimal sleep health design
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.
Biological Clock Icon
Circadian Rhythm. Scheme of Sleep Wake Cycle. Infographic Elements. Sunlight Exposure on Regulates Hormones Production.
Circadian rhythm vector illustration. Labeled educational day cycle scheme.
Menopause Symptoms Doodles
Melatonin hormone. Pineal gland anatomical cross section.
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
Circadian clock of the main meridians of the body according to Chinese medicine - 24 hours.  Yin yang indicator : black is yin whereas white is yang.  Rhythms of the organs of human body on 24 hours
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
Diagram showing biosynthesis of Melatonin from Tryptophan via enzymatic reactions - schematic molecular strcuture chemical 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
Sleep time. Sweet dreams. Good health and work of biological rhythms. Tiny woman sleeps in mask on a huge pillow. Modern flat cartoon style. Vector illustration on white background
Sleep wake cycle
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.
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