Fight, flight or ... faint? Why some people pass out when they see blood or feel pain
The Conversation AU In an interesting research experiment, blood donors were more likely to faint when blood was collected by an experienced phlebotomist rather than an inexperienced phlebotomist. Consistent with the Paleolithic-threat hypothesis, it was concluded that ... |
from phlebotomist - Google News http://bit.ly/1UokHTK
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