ANIMATED HEALTHCARE LTD / SCIENCE PHOTO LIBRARY ANIMATED HEALTHCARE LTD / SCIENCE PHOTO LIBRARY
Insomnia. Conceptual computer artwork of a clock and a human face, representing insomnia. This is a condition where the insomniac is unable to sleep. Insomnia may be related to an illness, although it is far more likely to be caused by anxiety, depression, lifestyle factors or the misuse of drugs.
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