In one square inch of your hand, there are nine feet of blood vessels, 600 pain sensors, 9000 nerve endings, 36 heat sensors, and 75 pressure sensors.
The open-for-inspection half-way home for my writing…
In one square inch of your hand, there are nine feet of blood vessels, 600 pain sensors, 9000 nerve endings, 36 heat sensors, and 75 pressure sensors.