Male Ejaculation

Ejaculation is the discharge of semen during a male orgasm. While other reasons for ejaculation may occur, it usually occurs in the final stage of orgasm for a male. Ejaculation generally occurs in spurts directly after the male feels the initial sensation of an orgasm. Once the male has ejaculated, the head of the penis…

Pre-cum (Cowper’s Secretions)

Pre-cum, otherwise known as pre-ejaculatory fluid, is a clear, sticky fluid secreted by the penis during sexual arousal. Pre-cum is different from semen, as it is produced by the Cowper’s glands, and while pre-cum rarely carries sperm, it is usually not enough to cause pregnancy. Pre-cum is capable of transmitting sexually transmitted infections (STIs) like…

Sex Myth Busters

Sex education often extends far beyond the classroom. People learn about sex from word of mouth, friends, family, and the media. This informal sex education process spreads information based on individual experience, local folklore, cultural values, or traditional customs, often resulting in the exchange of unreliable, inconsistent information. Popular Myths and Folklore Sex myths that…

Female Ejaculation

It has been traditionally accepted that while females may experience orgasm, sexual intercourse is centered on the ejaculation of a male. However, modern researchers have built upon the experiments of historically well-known sex researchers to explain the phenomenon known as female ejaculation. These recent studies have shown that women, too, can and have experienced ejaculation. This…

How to Increase the Chances of Pregnancy

Some couples are able to get pregnant effortlessly, while others experience varying degrees of difficulty. Many couples who are trying to conceive are anxious to do so. Although having intercourse within the “fertile window” is one of the best known ways to increase the probability of fertilization, there are several other ways that couples can…

Sperm

Sperm are the male reproductive cells found in semen. When mature and motile, they are referred to as spermatozoa (singular: spermatozoon). In humans, sperm cells ideally contain 23 chromosomes (half of a human’s genetic material) and may combine with the 23 chromosomes contained in a female’s ovum during fertilization to form a new human being.1 A…

Swallowing Your Partner’s Ejaculate

Swallowing a partner’s ejaculate may be an erotic activity to some; however, others may find this activity unappealing. Choosing to swallow, spit out, or refrain from touching semen are all personal preferences that should be respected. It is important to learn about the biology behind semen,  safe sex practices, communication with your partner, and experimentation…

Female Masturbation

In most parts of the world, female masturbation is a very taboo subject. In Europe, during the 18th and 19th centuries, it was believed that masturbation could cause an enlarged clitoris, ‘masculinized’ women, and pregnancy without intercourse.1  It has been shown that these myths are not founded in science. Although masturbation is seen as a…

Spermatogenesis

Spermatogenesis is the production and development of sperm.  This process begins at puberty and continues for the remainder of a male’s life.  The sperm and the egg, which are the male and female gametes, meet during fertilization.  Both gametes are haploid cells; these cells contain 23 unpaired chromosomes, which is half of the human genetic…