Why Do Pregnant Women Morning Sickness?

Why Do Pregnant Women Morning Sickness?

By | January 19, 2017

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Introduction
With pregnancy comes a variety of physical and chemical changes in the body. . These changes can cause many unpleasant symptoms, one of which is morning sickness. Despite its name, morning sickness occur at any time during the day, and is characterized by a persistent feeling of nausea and vomiting. There are a number of theories about why pregnant women experience morning sickness.

hormones
The most widely held reason why women experience morning sickness are hormones. During pregnancy, the glands in the body increase the production of specific hormones help the body cope with the demands of pregnancy, as well as contribute to the development of the fetus. The two hormones associated with morning sickness is human chorionic gonadotropin (hCG) and estrogen, both top about the same time that most women experience morning sickness.

smell
Morning sickness can also be attributed to the increase in sensitivity olfaction that many women experience during pregnancy. The increase in sensitivity to odors can cause many women experience a gag reflex reaction to certain smells, although the source of the smell is a considerable distance from the woman. The heightened sense of smell due to the increased levels of estrogen in a woman’s body. Scientists are unsure why an increase in estrogen increases the sense of smell, but studies have shown effects on both pregnant women and pregnant women with high levels of estrogen.

Genetics
Morning sickness can also be caused by a genetic predisposition to the problem. Many women have more sensitive stomachs than others leaving them at a greater risk for morning sickness, as well as contribute to a more severe case of morning sickness. This is largely due to its belly contracts are more sensitive to hormonal changes during pregnancy. Pregnancy interferes with the normal production of the hormone gastrin, a hormone released by the endocrine cells when food enters the stomach.

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