What is an erection?
Q: What is an erection?
A: An erection is when a body part, such as a man's penis, a woman's clitoris or a nipple becomes larger and harder.
Q: What does an erection enable?
A: An erection enables sexual intercourse and the ability to penetrate one's partner's vagina and ejaculate semen.
Q: How does an erection occur in a healthy male?
A: An erection occurs in a healthy male if he is sexually aroused or stimulated, either through physical touch or by thinking about sex.
Q: Is it normal for teenage boys to have unexpected erections?
A: Yes, it is normal for teenage boys to have unexpected erections.
Q: Do all adult males experience erections during the night?
A: Yes, all healthy adult males of all ages experience erections during the night.
Q: What causes an erection?
A: An erection occurs when tissues in the penis called the corpus spongiosum penis and corpora cavernosa penis fill with blood, causing the penis to become longer, thicker, harder and stand upright.
Q: When does an erection usually stop?
A:An erection usually stops if he is no longer sexually aroused or after he has had an orgasm and has ejaculated.
