What causes body parts to itch?

Question

I want the scientific explanation.

Answer 1

crabs

Answer 2

It depends on what body part your talking about in order to give you scientific explanation.

Answer 3

Itching along with other sensations like those caused by burns and cold objects are stimulation's/irritations of the corpuscles located underneath your dermis (skin).  Hope that answers your question.

P.s. to list the how these corpuscles work would take much time.  Research them on google.

Answer 4

Well when u itch on a part of your body that's a specfic place on your body that there is a lot of dead skin cells. Normally humans lose skin cells everytime they move. The body reproduces new skin cells.Hope I helped. =)

Answer 5

dirt, irritation, allergic reactions,and try skin.