Three most common birth control methods
Abstinence locks genitals with chastity belts.
To induce abortion, people drink strange poisonous potions, sniff musk, tighten the abdominal band, kick the lower abdomen, puncture the uterus, smoke, fill the mud, or take emetic, bloodletting, hot bath, strenuous exercise, and have sex after pregnancy, etc. To induce abortion, Arab women put vaginal suppositories containing irritating drugs into the uterus to drown their babies.
The most traditional contraceptive methods: in vitro sperm discharge and lactation.
Isolated semen method
The ancient Greeks and Romans stuffed all kinds of things into women's vaginas. For example, lump honey, cedar gum, and even crocodile dung.
In ancient China and Japan, silk oiled paper, rags and sponges were stuffed into women's vaginas as barriers. The ancients in China also used fish fat as condoms. As you can imagine, it is not easy to find a suitable fish fat because of the different sizes of men's penis.
Other contraceptive methods
After sexual intercourse, squat down to discharge semen, sneeze and jump up and down. The ancient Greeks believed that washing vagina with alum, wine, sea water, mixed phenol soap or vinegar could also achieve the purpose of contraception.
One of the earliest sayings about contraception comes from the Bible. In Genesis, God asked human beings to stop sexual intercourse, which is commonly called "withdrawal method".
From 384 to 322 BC, Aristotle, an ancient Greek philosopher, was considered to be the first person to propose using natural chemicals such as fragrant asphalt, lead-containing ointment or olibanum oil as spermicide.
Pliny, an ancient Roman writer who wrote Natural History from 23 to 79 AD, advised readers to refrain from sexual desire in order to avoid pregnancy. He was the first person to advocate abstinence as a contraceptive method.
In17th century, Condom, the physician of King charles ii of England, invented the male condom. Its raw material is the cecum of lamb, and the thinness of the best product can reach 0.038 mm (the current latex condom is generally 0.030 mm). At that time, it was a great event that sensationalized the whole world. Doctor Condom was knighted for this invention, and Britain earned a lot of foreign exchange from it.
1725-1798 Casanova, the prodigal son, introduced the details of trying contraceptive methods in his autobiography. He described that he tried to hollow out half a lemon peel and use it as a primitive uterine cap.
1827 scientists discovered the existence of eggs, which is a major scientific breakthrough. I only knew that sperm would get pregnant after entering a woman's body. This discovery is the first step to understand human reproduction.
1832 Massachusetts doctor Charles Norton invented a contraceptive solution, which can be injected into the uterus through a syringe after sexual intercourse. This solution has different formulations, including salt, vinegar, liquid chlorine, zinc sulfite or potassium aluminum sulfate. Injection was widely used in the next 40 years.
1838 Friedrich Wilde, a German doctor, prescribed a small uterine cap for the patient, which can cover the cervix during menstruation. This contraceptive method has never been widely used, but the world-known "Wilde hat" has become the predecessor of modern uterine caps.
1839 Charles goodyear invented rubber vulcanization treatment technology and put it into practical application, producing rubber condoms, intrauterine devices, vaginal irrigators and uterine caps.