What is test tube baby?

The term "test tube baby" is a colloquial and somewhat outdated way to refer to a child conceived through in vitro fertilization (IVF). In IVF, the fertilization of an egg by sperm occurs outside the woman's body in a laboratory setting, rather than through natural conception within the fallopian tubes. The process involves several steps:

1. Ovulation Induction: The woman is given fertility medications to stimulate the ovaries to produce multiple eggs.
2. Egg Retrieval: The mature eggs are surgically retrieved from the woman's ovaries.
3. Fertilization: The eggs are then fertilized with sperm in a laboratory dish, leading to the formation of embryos.
4. Embryo Culture: The resulting embryos are cultured and monitored for a few days as they develop.
5. Embryo Transfer: One or more healthy embryos are selected and transferred to the woman's uterus, where they can implant and develop.

The term "test tube baby" originated from the early days of IVF when fertilization and early embryo development were often observed in test tubes or similar laboratory containers. However, modern IVF procedures usually involve specialized dishes or culture media rather than literal test tubes.

IVF has been a groundbreaking reproductive technology that has helped many couples overcome infertility and achieve pregnancy. The success rates of IVF have improved over the years, and it has become a widely used fertility treatment worldwide. The use of the term "test tube baby" has diminished in favor of more accurate and less sensationalized descriptions of the IVF process.