| D008875 |
Middle Aged |
An adult aged 45 - 64 years. |
Middle Age |
|
| D010865 |
Pilot Projects |
Small-scale tests of methods and procedures to be used on a larger scale if the pilot study demonstrates that these methods and procedures can work. |
Pilot Studies,Pilot Study,Pilot Project,Project, Pilot,Projects, Pilot,Studies, Pilot,Study, Pilot |
|
| 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 |
|
| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
|
| D000328 |
Adult |
A person having attained full growth or maturity. Adults are of 19 through 44 years of age. For a person between 19 and 24 years of age, YOUNG ADULT is available. |
Adults |
|
| D000368 |
Aged |
A person 65 years of age or older. For a person older than 79 years, AGED, 80 AND OVER is available. |
Elderly |
|
| D012637 |
Security Measures |
Regulations to assure protection of property and equipment. |
National Security,Measure, Security,Measures, Security,Security Measure,Security, National |
|
| 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 |
|
| D014937 |
Work |
Productive or purposeful activities. |
|
|
| D014940 |
Work Schedule Tolerance |
Physiological or psychological effects of periods of work which may be fixed or flexible such as flexitime, work shifts, and rotating shifts. |
Schedule Tolerance, Work,Schedule Tolerances, Work,Tolerance, Work Schedule,Tolerances, Work Schedule,Work Schedule Tolerances |
|