Erection Problems (Erectile Dysfunction) (cont.)
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Erection problems may be caused by physical problems related to the blood vessels, nerves, and hormones. Or they may be caused by psychological issues.
Normally, an erection occurs when your imagination or 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.
Physical problems cause about 8 out of 10 cases of erectile dysfunction. Physical problems are often the cause of erection problems in men age 50 or older. They include:
Psychological issues seem to be involved in many cases of erection problems. These mental issues include:
These things interfere with the erection process by distracting the man from things that would normally arouse him.
Erection problems in men younger than 40 who have no physical risk factors are more likely to be caused by mental factors than physical causes.
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