Erectile Dysfunction
<p style="margin: 0.5em 0px 1em; padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Lato, Helvetica, Arial, sans-serif; vertical-align: baseline;"><span style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant: inherit; font-weight: 700; font-stretch: inherit; font-size: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline;">Erectile dysfunction</span> (<span style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant: inherit; font-weight: 700; font-stretch: inherit; font-size: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline;">ED</span>), also known as <span style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant: inherit; font-weight: 700; font-stretch: inherit; font-size: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline;">impotence</span>, is a type of <a href="https://en.wikipedia.org/wiki/Sexual_dysfunction" title="Sexual dysfunction" style="margin: 0px; padding: 0px; border: 0px; font: inherit; vertical-align: baseline; color: rgb(107, 75, 161);">sexual dysfunction</a>characterized by the inability to develop or maintain an <a href="https://en.wikipedia.org/wiki/Erection" title="Erection" style="margin: 0px; padding: 0px; border: 0px; font: inherit; vertical-align: baseline; color: rgb(107, 75, 161);">erection</a> of the <a href="https://en.wikipedia.org/wiki/Human_penis" title="Human penis" style="margin: 0px; padding: 0px; border: 0px; font: inherit; vertical-align: baseline; color: rgb(107, 75, 161);">penis</a> during <a href="https://en.wikipedia.org/wiki/Human_sexual_activity" title="Human sexual activity" style="margin: 0px; padding: 0px; border: 0px; font: inherit; vertical-align: baseline; color: rgb(107, 75, 161);">sexual activity</a>. ED can have psychological consequences as it can be tied to relationship difficulties and <a href="https://en.wikipedia.org/wiki/Self-image" title="Self-image" style="margin: 0px; padding: 0px; border: 0px; font: inherit; vertical-align: baseline; color: rgb(107, 75, 161);">self-image</a>.</p><p style="margin: 0.5em 0px 1em; padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Lato, Helvetica, Arial, sans-serif; vertical-align: baseline;">A physical cause can be identified in about 80% of cases.<span class="mw-ref" id="cite_ref-LMCC_1-0" style="font-family: inherit; margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-stretch: inherit; font-size: 0.75em; line-height: 1; vertical-align: super; unicode-bidi: embed;"><a href="https://en.wikipedia.org/#cite_note-LMCC-1" style="margin: 0px; padding: 0px; border: 0px; font: inherit; vertical-align: baseline; color: rgb(107, 75, 161); counter-reset: mw-Ref 1;"></a></span> These include <a href="https://en.wikipedia.org/wiki/Cardiovascular_disease" title="Cardiovascular disease" style="font: inherit; margin: 0px; padding: 0px; border: 0px; vertical-align: baseline; color: rgb(107, 75, 161);">cardiovascular disease</a>, <a href="https://en.wikipedia.org/wiki/Diabetes_mellitus" title="Diabetes mellitus" class="mw-redirect" style="font: inherit; margin: 0px; padding: 0px; border: 0px; vertical-align: baseline; color: rgb(107, 75, 161);">diabetes mellitus</a>, neurological problems such as following <a href="https://en.wikipedia.org/wiki/Prostatectomy" title="Prostatectomy" style="font: inherit; margin: 0px; padding: 0px; border: 0px; vertical-align: baseline; color: rgb(107, 75, 161);">prostatectomy</a>, <a href="https://en.wikipedia.org/wiki/Hypogonadism" title="Hypogonadism" style="font: inherit; margin: 0px; padding: 0px; border: 0px; vertical-align: baseline; color: rgb(107, 75, 161);">hypogonadism</a>, and <a href="https://en.wikipedia.org/wiki/Adverse_drug_reaction" title="Adverse drug reaction" style="font: inherit; margin: 0px; padding: 0px; border: 0px; vertical-align: baseline; color: rgb(107, 75, 161);">drug side effects</a>. <a href="https://en.wikipedia.org/wiki/Psychology" title="Psychology" style="font: inherit; margin: 0px; padding: 0px; border: 0px; vertical-align: baseline; color: rgb(107, 75, 161);">Psychological</a> impotence is where erection or penetration fails due to thoughts or feelings; this is somewhat less frequent, in the order of about 10% of cases.<span class="mw-ref" id="cite_ref-LMCC_1-1" style="font-family: inherit; margin: 0px; padding: 0px; border: 0px; font-variant: inherit; font-stretch: inherit; font-size: 0.75em; line-height: 1; vertical-align: super; unicode-bidi: embed;"><a href="https://en.wikipedia.org/#cite_note-LMCC-1" style="margin: 0px; padding: 0px; border: 0px; font: inherit; vertical-align: baseline; color: rgb(107, 75, 161); counter-reset: mw-Ref 1;"></a></span> In psychological impotence, there is a strong <a href="https://en.wikipedia.org/wiki/Placebo_effect" title="Placebo effect" class="mw-redirect" style="font: inherit; margin: 0px; padding: 0px; border: 0px; vertical-align: baseline; color: rgb(107, 75, 161);">response to placebo treatment</a>.</p>