| D008027 |
Light |
That portion of the electromagnetic spectrum in the visible, ultraviolet, and infrared range. |
Light, Visible,Photoradiation,Radiation, Visible,Visible Radiation,Photoradiations,Radiations, Visible,Visible Light,Visible Radiations |
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| D002909 |
Chronobiology Phenomena |
Biological systems as affected by time. Aging, biological rhythms, and cyclic phenomena are included. Statistical, computer-aided mathematical procedures are used to describe, in mathematical terminology, various biological functions over time. |
Chronobiology Concepts,Chronobiology Phenomenon,Chronobiology Concept,Concept, Chronobiology,Concepts, Chronobiology,Phenomena, Chronobiology,Phenomenon, Chronobiology |
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| D002940 |
Circadian Rhythm |
The regular recurrence, in cycles of about 24 hours, of biological processes or activities, such as sensitivity to drugs or environmental and physiological stimuli. |
Diurnal Rhythm,Nyctohemeral Rhythm,Twenty-Four Hour Rhythm,Nycthemeral Rhythm,Circadian Rhythms,Diurnal Rhythms,Nycthemeral Rhythms,Nyctohemeral Rhythms,Rhythm, Circadian,Rhythm, Diurnal,Rhythm, Nycthemeral,Rhythm, Nyctohemeral,Rhythm, Twenty-Four Hour,Rhythms, Circadian,Rhythms, Diurnal,Rhythms, Nycthemeral,Rhythms, Nyctohemeral,Rhythms, Twenty-Four Hour,Twenty Four Hour Rhythm,Twenty-Four Hour Rhythms |
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| D005544 |
Forecasting |
The prediction or projection of the nature of future problems or existing conditions based upon the extrapolation or interpretation of existing scientific data or by the application of scientific methodology. |
Futurology,Projections and Predictions,Future,Predictions and Projections |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D012890 |
Sleep |
A readily reversible suspension of sensorimotor interaction with the environment, usually associated with recumbency and immobility. |
Sleep Habits,Sleeping Habit,Sleeping Habits,Habit, Sleep,Habit, Sleeping,Habits, Sleep,Habits, Sleeping,Sleep Habit |
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| D014851 |
Wakefulness |
A state in which there is an enhanced potential for sensitivity and an efficient responsiveness to external stimuli. |
Wakefulnesses |
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| D019964 |
Mood Disorders |
Those disorders that have a disturbance in mood as their predominant feature. |
Affective Disorders,Affective Disorder,Disorder, Affective,Disorder, Mood,Disorders, Affective,Disorders, Mood,Mood Disorder |
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