Here are some ...: Hi! PaulH, Our body is constantly working hard to adopt & adapt to the environment such as coldness to keep us within bearable range of homeostasis so we survive and live comfortably. Generally, vessel constriction in all most peripheral tissues - skin takes place first and progressively toward deeper tissues to the degree that the body can cope, which widely varies for individual age and health.
Answered 6/15/2014
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Blood vessels contra: Usually during cold weather blood vessels contract decreasing blood fllow to penis. Also cremasteric muscle contract causing the scrotum to draw up
Answered 6/15/2014
4k views
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