In the Middle Ages, summer time solstice was a special day for Europeans. Weddings were planned for your day, and many communities held large parties with lots of adult beverages. Consequently, nine months next day, quite a lot of babies could be born. Coincidentally, white storks returned using their migratory travels exactly nine months following the summer solstice too, and it's believed that storks gained their track record of bringing babies to mothers due to this scheduling sync-up [source: Adams].

Human reproduction many adults may still turn to the story of the stork when they want to avoid an awkward conversation of how babies are made, In this article, we'll explore the biology of sex -- otherwise known as human sexual reproduction. We'll examine the body's sexual organs, the biological cycles of sex and the process of fertilization. If you need a refresher on the birds and the bees, this is the article for you.

Human reproduction worksthere are many reasons why people have sexual intercourse -- it improves intimacy between a couple by releasing hormones that help them bond, and studies have shown that sexual activity relieves stress, boosts immunity, reduces pain and burns calories [source: Doheny]. Those are benefits that anyone can reap from sex, no matter their gender or their sexuality. But for the subject at hand -- making a baby -- a man and a woman and their unique genetic information is.

The testes, that are contained in a pouch of skin named the scrotum, are situated outside from the body for the reason that they call for a lower temperature than the rest from the body in an effort to achieve 1 of their major functions, the reproduction of sperm cells (spermatogenesis). Each and every with the testes are suspended from the body and held in spot by a spermatic cord, the skin from the scrotum consists of a lot of sweat glands that help inside the cooling method.
Spermatogenesis
Inside the scrotum, each and every testis is contained by a thick protective capsule, inside which can be a network of tightly coiled tubes referred to as the seminiferous tubules. Sperm production completely occurs commonly by the age of 16, despite the fact that it could start ahead of a boy reaches puberty. The male continuous to create sperm all through his life but using a marked slowing with the approach inside the later years. A man typically is in a position to father youngsters when he is into his seventies or eighties, but the peak of his 

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