over years of research, scientists discovered that cgrp helps transmit pain signals in the brain. .
"if the battery in a mechanical mod over-discharges and the device doesn't contain enough air holes to allow the battery to vent, there is a risk of explosion." .
on saturday, may 5, with her husband beside her, helen's condition turned grave. .
the smok-e mountain brand's facebook page had been taken down on thursday. .
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