It is normal to moan loudly while having sex?or it only happens in videos??

Apparently it is quite normal for women to moan loudly as compared to men. According to the article below, moaning is an automatic response to pleasure, the louder you moan, the more pleasured you are. You can read about other reasons here: http://youqueen.com/love/in-bed/why-women-moan-during-sex/