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Old July 23rd, 2007, 11:33 AM  
TeenGuy512
Junior Member+
 
Join Date: July 19, 2007
Age: 27
Gender: Male
Default Re: Girls: Breasts during sex

Encarta 2000: Muscular contraction around the nipples causes them to become erect. However, as the excitement phase continues, vasocongestion causes the breasts to enlarge slightly so that sometimes the nipples may not appear erect.
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