Why Do Scabs Itch?

Answer

The body reacts to injuries by producing histamine, which is contained in the scab formation as part of the healing process. Histamines can irritate the skin and cause the scab to itch. Scabs itch when they start pulling away from the new layer of skin underneath them.
Q&A Related to "Why Do Scabs Itch?"
The body reacts to injuries by producing histamine, which is contained in the scab formation as part of the healing process. Histamines can irritate the skin and cause the scab to
http://www.ehow.com/facts_5844953_do-scabs-itch-mu...
they're healing.
http://answers.yahoo.com/question/index?qid=200608...
The reason that scars and scabs itch so much is perhaps that when these tiny
http://www.chacha.com/question/why-do-scabs-itch-w...
Scabs are basically a bunch of platelet proteins that gather at the surface of the cut. This happens for several reasons. First, it stops blood loss, which can be very dangerous.
http://wiki.answers.com/Q/Why_do_cuts_form_scabs
1 Additional Answer
Because the injury that caused the scab is starting to heal and this is indicated by the itching. Try some topical anti-itch creams to help the itch.
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