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An erection occurs when your imagination or one or more of the senses (vision, hearing, touch, smell, taste) are stimulated and you become aroused. Your central nervous system sends nerve impulses that increase blood flow to your penis. The blood fills the spongy chambers (corpora cavernosa) in the penis, causing them to expand and become rigid. The veins that would normally drain blood from the penis are constricted, trapping the blood inside and maintaining the erection.

An influx of blood to the penis.

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Q: What are men's erections caused by?
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Can fixed dogs get erections?

Yes they can. Erections are not only caused during sexual arousal. They can do it while scared, bored or excited.


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Erections themselves will not make a person healthy. The quality of erections can be a thermostat so to speak of a person's overall health. Erectile dysfunction can be caused by anxiety, hypertension, heart disease or diabetes.


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No. Erections are not linked to constipation.


Advise for young boys with erections?

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When was New Erections created?

New Erections was created on 2007-03-20.


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Do guys dick's go hard for no reason?

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