What makes women's and men's nipples hard?

2 ⤊

I know arousal, cold, etc.. what makes them hard pertaining to bodily functions?

2007-07-27 12:02:52 · 4 answers · asked by MurphysGirl 4 in Health ➔ Women's Health

Is it part of the circulatory system, blood restriction, etc...

2007-07-27 12:25:02 · update #1

Nipples have erectile tissue in them.

2007-07-27 14:47:20 · answer #1 · answered by aqx99 6 · 0⤊ 0⤋

this happens to me when my man messes with them. I think that it is some form of showing you are sexually arroused. Also when you get cold.

2007-07-27 19:14:57 · answer #2 · answered by i am info 3 · 1⤊ 0⤋

cold air

2007-07-27 20:12:58 · answer #3 · answered by Anonymous · 0⤊ 0⤋

cold, sexually aroused or have something (like a shirt) rubbing against them.

2007-07-27 19:25:04 · answer #4 · answered by catsmeowjrk2000 6 · 1⤊ 0⤋