Between 30 million and 50 million men in the us have erectile dysfunction, including a staggering 70% of men over 70. During erection, blood flows into the spaces, causing distention and elevation of the penis The amount of blood entering the penis can be increased by physical or psychological stimulation As blood enters, there is a temporary reduction in the rate and volume of blood leaving the penis. In this article, we discuss how erections work, what factors affect them, and roughly how long an erection should typically last. Below, we’ll explain what erections are, how they work, why erectile dysfunction (ed) happens and the factors that may prevent you from being able to properly get or maintain an erection.
When men become sexually aroused, hormones, muscles, nerves, and blood vessels all work with one another to create an erection Nerve signals, sent from the brain to the penis, stimulate muscles. Erections are a complex response involving the nervous, hormonal, circulatory and psychogenic systems In this case, one may experience issues such as ed or performance anxiety if one part fails. Many men wonder, “how do erections work?” the process may seem simple, but it involves a complex interaction between the brain, nerves, blood flow, and hormones, which are crucial for getting an erection When everything functions correctly, the penis becomes firm and ready for sexual activity.
This guide explores the science behind them, including blood flow, hormones, and how lifestyle choices impact your erections.
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