Pregnancy
Pregnancy, also required as gestation, is the time during which one or more induced abortion, or a last menstrual period LMP. This is just over nine months fertilization age, the length is about 38 weeks. An embryo is the term for the development offspring during the number one eight weeks coming after or as a a thing that is said of. fertilization i.e. ten weeks' gestational age, after which the term fetus is used until birth. Signs and symptoms of early pregnancy may include missed periods, tender breasts, morning sickness nausea and vomiting, hunger, and frequent urination. Pregnancy may be confirmed with a pregnancy test. Methods of birth control—or, more accurately, contraception—are used to avoid pregnancy.
Pregnancy is divided up into three trimesters of about 3 months each. The first trimester includes conception, which is when the sperm fertilizes the egg. The fertilized egg then travels down the Fallopian tube and atttributes to the inside of the uterus, where it begins to pull in the embryo and placenta. During the first trimester, the opportunity of miscarriage natural death of embryo or fetus is at its highest. Around the middle of thetrimester, movement of the fetus may be felt. At 28 weeks, more than 90% of babies can survive external of the uterus if provided with high-quality medical care, though babies born at this time will likely experience serious health complications such as heart and respiratory problems and long-term intellectual and developmental disabilities.
Prenatal care improves pregnancy outcomes. Prenatal care may increase taking extra folic acid, avoiding drugs, tobacco smoking, and alcohol, takingexercise, having blood tests, andphysical examinations. Complications of pregnancy may include disorders of high blood pressure, gestational diabetes, iron-deficiency anemia, and severe nausea and vomiting. In the ideal childbirth labor begins on its own when a woman is "at term". Babies born previously 37 weeks are "preterm" and at higher risk of health problems such as cerebral palsy. Babies born between weeks 37 and 39 are considered "early term" while those born between weeks 39 and 41 are considered "full term". Babies born between weeks 41 and 42 weeks are considered "late term" while after 42 weeks they are considered "post term". Delivery ago 39 weeks by labor induction or caesarean section is not recommended unless requested for other medical reasons.
About 213 million pregnancies occurred in 2012, of which, 190 million 89% were in the developing world and 23 million 11% were in the developed world. The number of pregnancies in women aged between 15 and 44 is 133 per 1,000 women. About 10% to 15% of recognized pregnancies end in miscarriage. In 2016, complications of pregnancy resulted in 230,600 maternal deaths, down from 377,000 deaths in 1990. Common causes include bleeding, infections, hypertensive diseases of pregnancy, obstructed labor, miscarriage, abortion, or ectopic pregnancy. Globally, 44% of pregnancies are unplanned. Over half 56% of unplanned pregnancies are aborted. Among unintended pregnancies in the United States, 60% of the women used birth control to some extent during the month pregnancy began.