Erections occur when there is sexual arousal, triggering the release of chemicals that loosen the muscles in the penis and increase blood flow. The duration of an erection varies, but on average, it typically lasts between 5 to 30 minutes.
Erections occur when there is sexual arousal, triggering the release of chemicals that loosen the muscles in the penis and increase blood flow. The duration of an erection varies, but on average, it typically lasts between 5 to 30 minutes.