Pulsed high-frequency electromagnetic field affects human sleep and sleep electroencephalogram
Pulsed high-frequency electromagnetic field affects human sleep and sleep electroencephalogram
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DOI:
10.1016/s0304-3940(99)00770-3
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发表时间:
1999-11-19
影响因子:
2.5
通讯作者:
Achermann, P
中科院分区:
文献类型:
--
作者:
Borbély, AA;Huber, R;Achermann, P
To investigate whether the electromagnetic field (EMF) emitted by digital radiotelephone handsets affects the brain, healthy, young subjects were exposed during an entire night-time sleep episode to an intermittent radiation schedule (900 MHz; maximum specific absorption rate 1 W/kg) consisting of alternating 15-min on-15-min off intervals. Compared with a control night with sham exposure, the amount of waking after sleep onset was reduced from 18 to 12 min. Spectral power of the electroencephalogram in non-rapid eye movement sleep was increased. The maximum rise occurred in the 10-11 Hz and 13.5-14 Hz bands during the initial part of sleep and then subsided. The results demonstrate that pulsed high-frequency EMF in the range of radiotelephones may promote sleep and modify the sleep EEG. (C) 1999 Elsevier Science Ireland Ltd. All rights reserved.