Fortunately I've never had it, but my wife is going through some bad morning sickness as she's in her 5th week of pregnancy, have you ever had it?
I am morning sickness free, although I have had morning sickness literally before, it was liquid on both ends!
Ouch, sounds rough. It can linger too, about 10% of women I've heard still have it even after 20 weeks.
What stage of fertilization coincides with week 5?
I believe it's the beginning of the fetal development phase, as the embryo is referred to as a fetus by the end of week 10.
Interesting, that's an important distinction
next period is that of fetal development where many organs become fully developed. This fetal period is described both topically (by organ) and chronologically (by time) with major occurrences being listed by gestational age.
The very early stages of embryonic development are the same in all mammals. Later stages of development across all taxa of animals and the length of gestation vary.
Terminology.
In the human:
Different terms are used to describe prenatal development, meaning development before birth. A term with the same meaning
Morning sickness
Morning sickness, also called nausea and vomiting of pregnancy (NVP), is a symptom of pregnancy that involves nausea or vomiting. Despite the name, nausea or vomiting can occur at any time during the day. Typically these symptoms occur between the 4th and 16th week of pregnancy. About 10% of women still have symptoms after the 20th week of pregnancy. A severe form of the condition is known as hyperemesis gravidarum and results in weight loss.
The cause of morning sickness is unknown but may be