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1.
Med Tr Prom Ekol ; (6): 31-4, 1999.
Article in Russian | MEDLINE | ID: mdl-10420715

ABSTRACT

The study included measurements of electromagnetic radiation emitted by MACINTOSH PC placed in public schools, functional state examination of schoolchildren sitting in rows in front of PCs. Electromagnetic radiation emitted by PCs appeared to harm higher nervous activity of the schoolchildren. With consideration of the studies conducted the recommendation is not to set workplaces in rows. The workplaces could be set perimetrically, with at least 1.0 m between the lateral borders of neighboring monitors. Angle-wise set workplaces should stay at least 2.0 m apart.


Subject(s)
Computers , Electromagnetic Fields/adverse effects , Environmental Monitoring , Schools , Humans , Occupational Diseases/etiology , Occupational Diseases/prevention & control
2.
Gig Sanit ; (3): 45-8, 1999.
Article in Russian | MEDLINE | ID: mdl-10394738

ABSTRACT

Various kinds of works of 6-11th-form schoolchildren on Macintosh computers were physiologically and hygienically assessed at the lesson of information science and computer engineering (ISCE), as well as typing. The fatigue of a visual analyzer was due to the time of looking through the data available on the display; the adverse changes of the higher nervous activity depends on the complexity of educational materials and the intensity of work on a computer. Three-hour studies in ISCE should be excluded from the time able of lessons as they do not meet hygienic requirements.


Subject(s)
Computer User Training , Microcomputers , Adolescent , Child , Computer User Training/statistics & numerical data , Electromagnetic Fields/adverse effects , Higher Nervous Activity , Humans , Information Science/education , Mental Fatigue/etiology , Mental Fatigue/physiopathology , Microcomputers/statistics & numerical data , Moscow , Refraction, Ocular
3.
Med Tr Prom Ekol ; (10): 17-20, 1997.
Article in Russian | MEDLINE | ID: mdl-9432258

ABSTRACT

Psychophysiologic studies covered 10th grade pupils with normal and short sight, who worked at IBM PS/2(VGA) during summer. If compared to normal-sighted ones, the shortsighted pupils demonstrated drastic functional changes. The studies set optimal duration of work at the PS-2 hours or no more than 3 hours with obligatory prophylaxis.


Subject(s)
Computer Terminals , Myopia , Refraction, Ocular , Work Schedule Tolerance , Adolescent , Age Factors , Humans , Myopia/physiopathology , Seasons , Time Factors
5.
Gig Tr Prof Zabol ; (6): 10-2, 1992.
Article in Russian | MEDLINE | ID: mdl-1362175

ABSTRACT

Psychologic and hygienic examination of students working on display calculating complexes (DCC) DCC-2 and DCC-3 during the extra study time revealed the features of their functional status caused by the DCC design and work schedule. Positive role of eye exercises during the work was stressed. 6-hours duration of students' work was considered as unfavourable. The duration of work must be reduced to 3 hours, prophylactic measures (eye and physical exercises) are to be added.


Subject(s)
Asthenopia/etiology , Computer Terminals/standards , Computer User Training/standards , Mental Fatigue/etiology , Psychomotor Performance/physiology , Students , Vocational Education/standards , Adult , Asthenopia/prevention & control , Curriculum , Humans , Mental Fatigue/prevention & control , Moscow , Time Factors
7.
Gig Sanit ; (2): 38-41, 1991 Feb.
Article in Russian | MEDLINE | ID: mdl-2055509

ABSTRACT

As result of psychological and physiological studies, scientific substantiation is given to the continuous duration of work with two types of video terminals: an Elektronika 15IE-00-14 display and a "Yamaha MSX-1" personal computer in 9(10)-10(11)--to form pupils at the lessons on the basis of informatics and computers, as well as the minimal and optimal duration of intervals.


Subject(s)
Computer Terminals , Students , Work , Adolescent , Evaluation Studies as Topic , Humans , Minicomputers , Work Schedule Tolerance
8.
Gig Tr Prof Zabol ; (10): 4-7, 1989.
Article in Russian | MEDLINE | ID: mdl-2687133

ABSTRACT

Proceeding from the studies on the conditions of schoolchildren's work with video terminals during school lessons there was developed a complex of hygienic measures aimed at reduction of impact of factors specified by the work with video terminals and by anthropogenic pollution. Requirements to design of classrooms equipped by video terminals were listed and optimal and permissible ergonomic characteristics of the workplace established along with air temperature and humidity.


Subject(s)
Computer Systems/standards , Man-Machine Systems , Adolescent , Child , Computer-Assisted Instruction/instrumentation , Electricity/adverse effects , Humans , Hygiene , Microclimate , Microcomputers/standards , Moscow , Noise/adverse effects , Posture , Ultraviolet Rays/adverse effects , X-Rays/adverse effects
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