why do we blush?

blush - lady blushes in love.
United States
March 28, 2007 9:10am CST
Embarrasement and love can have atleast one things in common,they generally make us blush.but what is it exactly that turns our face red? have you guys any answer.
1 response
@SONALIKA (573)
• India
29 Mar 07
when some glance or words catch our senses when we are inattentive, it makes us blush.especially if it is done by someone special