For the area of the body with the greatest sensitivity to touch (the fingertips), the two tips of the paper clip can be very close together (a few millimeters) and a person can still feel both points, because there are many touch receptors
located in the skin of the fingertips.
It is believed to come from touch receptors
that are close to the surface of your skin and connected by special nerves.
Researchers at the University of Wisconsin-Madison are developing this tongue-stimulating system, which translates images detected by a camera into a pattern of electric pulses that trigger touch receptors
THE sensitivity of a woman's skin to touch depends on millions of touch receptors
all over our body.
And our skin, which has about 50 touch receptors
for every square centimeter and about 5 million sensory cells overall, is hungry for touch.