Bazongas . Boobies . The girls . Whatever you call them , tit are surprising for those that have them and those that do n’t . Turning up around pubescence for women , oestrogen and growth hormone cause the   maturation of breast , which are made up of glandular and fatty tissue paper .

Here are nine more thing you may not have have sex about the mammaries . After all , they are ourbreastfriends .

1 . Some woman can orgasm via white meat stimulation

Two gamy - profile sex pedagog   conducted an in - depth discipline to bolster up claims that women could reach orgasm through breast stimulant alone . Dorian Solot and Marshall Miller , authors of I Love Female Orgasm : An Extraordinary Orgasm Guide , reported that 1 % of women in their inquiry say of their ability to orgasm through playing with their twosome .

2 . boob are more brotherlike counterpart than identical

Everyone has asymmetric features : an arm longer the other , a foot larger than the other , even a breast gravid than the other . In a study published in theInternational Journal of Clothing Science and Technology , the right breast was find to be on median larger than the left .

3 . breast can librate about as much as three brick

Imagine carrying three bricks around all day every 24-hour interval and then sleep with them on your chest . Theaverage bracan support bosom that weigh between 0.23 kilo ( half a pound )   and 9 kilograms ( 20 pounds ) , about the weightiness of three brick . That ’s heavy stuff .

4 . And if you like ‘ em turgid , you ’re probably not rolling in dollar bill

A 2013studyfound that men who " lacked material good , " or who were from a low socioeconomic background , preferred women with larger tit , as this high fat content may indicate the women have access to well imagination .

In fact , theseresearchersfound that those from a down in the mouth   socioeconomic background signal desired a cleaning woman with bountiful dummy more than men from a medium socioeconomic backdrop . And , in turn , men from a intermediate socioeconomic background fancied a large brace than men from a high socioeconomic background .

fundamentally ,   the poorer the man , the magnanimous the handful favor .

5 . Everyone stares at your breasts .   EVERY . ONE .

harmonize to astudywhere woman and men were outfit with an heart - tracking gimmick , both were foundto look at a woman ’s boobs instead of her face but men do it for longer . So women do boob - watch too but they ’re just quicker about it .

6 . What does your nipple type say about you ?

There are differenttypes of tit , clinically classed as ‘ normal , ’   ‘ flat , ’   ‘ puffy , ’   ‘ inverted ’ withthree grades of eversion , and ‘ unilateral . ’   And just like the asymmetry of dummy , your nipples may not be a matching pair .

7 . … or even a matching triplet

Another bag . A triple nipple . Having a third nipple somewhere on the consistency is called polythelia . Aroundthree   percentof people have an extra tit , agree to Pathology Outline , although estimates motley greatly by fix .   The   National Institute of Health’sOffice of Rare Diseasesestimates thatfewer than 200,000 peoplein the United States have an special tit .   It ’s often err for a counterspy and can appear anywhere on the body , so take hold of a mirror and have a good bank check .

8 . Smoking and pregnancy can cause jumper puppy to droop

There is a vital protein in the skin called elastin , which gives skin snap and dilute without tearing . Continual smoke can actuallybreak down this protein , causing slack bosoms . extra pregnancies can also cause breast to travel south , as a cogitation present at the 2007 conference for theAmerican Society of Plastic Surgeonsfound .

9 . you could get your hand on all the bras – for science !

In fact , there is an entire department for this at theHong Kong Polytechnic University . Created by the bandeau manufacturer Top Form , the lab is purely dedicated to the research and development of bras , glorious bra !