A–Z Glossary

Miscarriage

A miscarriage is a pregnancy loss that occurs before the fetus reaches viability, often during the first 20 to 24 weeks.

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Search results for: Miscarriage

Sudden disappearance of pregnancy symptoms

Sudden disappearance of pregnancy symptoms

Why pregnancy symptoms can suddenly fade Early pregnancy symptoms are strongly influenced by hormonal signaling, especially human chorionic gonadotropin, progesterone, and estrogen. These hormones affect the gastrointestinal tract, breast tissue, sleep-wake rhythms, smell sensitivity, mood, and fluid balance. However, symptoms do not rise in a perfectly linear way. A person may feel intensely nauseated one […]

Amniocentesis risks and benefits

Amniocentesis risks and benefits

What amniocentesis involves Amniocentesis is an invasive prenatal diagnostic procedure in which a clinician removes a small sample of amniotic fluid from the uterus using a thin needle, usually under continuous ultrasound guidance. The fluid contains fetal cells and biochemical substances that can be analyzed for chromosomal conditions, selected genetic disorders, fetal infection, and, in […]

Falling hCG levels and when to repeat testing

Falling hCG levels and when to repeat testing

What a falling hCG level can mean In a typical early pregnancy, hCG rises rapidly after implantation. Because of that expected pattern, a falling hCG result often signals that the pregnancy is not developing in the usual way. In the first 8 to 10 weeks, a slow rise or a drop may reflect trophoblastic tissue […]

Can caffeine cause miscarriage

Can caffeine cause miscarriage

What the evidence says overall When people ask whether caffeine can cause miscarriage, they are usually asking whether an ordinary pregnancy habit is dangerous enough to change. The most balanced answer is that low to moderate intake has not been shown to be a major contributor to miscarriage. The American College of Obstetricians and Gynecologists […]

Getting pregnant at 40 and 45: realistic expectations

Getting pregnant at 40 and 45: realistic expectations

What changes biologically after 40 and 45 The central biological issue is not simply that conception takes longer; it is that the pool of recruitable follicles continues to shrink, and the remaining oocytes are more likely to have meiotic errors. In practical terms, that means lower fecundability per menstrual cycle and a higher proportion of […]

Can running cause miscarriage myth

Can running cause miscarriage myth

Why the running-miscarriage myth spreads so easily Miscarriage is emotionally painful and often happens before a clear cause is identified, so people naturally look for something to blame. Running is visible, physically demanding, and easy to single out. If a loss happens after a workout or a long run, the timeline can feel persuasive even […]

Can orgasms trigger miscarriage

Can orgasms trigger miscarriage

What the evidence says The short answer is no: in a normal pregnancy with no complications, orgasms do not cause miscarriage. Mayo Clinic and Tommy’s both state that sex and orgasms are not known to trigger pregnancy loss in otherwise uncomplicated pregnancies. A review of the medical literature also found no studies showing that sexual […]

Miscarriage risk first trimester and complication risks later

Miscarriage risk first trimester and complication risks later

Why the first trimester carries the highest miscarriage risk Most spontaneous miscarriages occur in the first trimester, usually before 13 weeks. That timing reflects biology, not failure. Early pregnancy is a period of rapid embryonic development, implantation, placental formation, and organogenesis. During this phase, the embryo is especially vulnerable to major genetic errors, and a […]

When pregnancy becomes safer

When pregnancy becomes safer

The first trimester is usually the least stable period In broad terms, pregnancy is divided into three trimesters: the first runs from weeks 1 to 13, the second from weeks 14 to 27, and the third from week 28 to delivery. That framework matters because the earliest part of pregnancy is when organ development, placental […]

Month 2 of pregnancy: body changes, baby growth, and early symptoms

Month 2 of pregnancy: body changes, baby growth, and early symptoms

Where month 2 fits in pregnancy dating Pregnancy is typically dated from the first day of the last menstrual period, not from conception. That means by the time a home pregnancy test is positive, many people are already around 4 to 5 weeks pregnant. Month 2 generally covers weeks 5, 6, 7, and 8, though […]

Can stress cause miscarriage myth

Can stress cause miscarriage myth

Why this myth is so painful The myth that stress causes miscarriage can turn grief into self-blame. After a loss, it is natural for the mind to look for a controllable explanation: “I was too anxious,” “I cried too much,” “I worked too hard,” or “I should have stayed calm.” But miscarriage is usually not […]