Symptoms of pregnancy: What happens first - Mayo Clinic
2024年3月13日 · Fatigue also ranks high among early symptoms of pregnancy. No one knows for certain what causes sleepiness during the first trimester of pregnancy. However, a rapid rise in the levels of the hormone progesterone during early pregnancy might contribute to fatigue.
1st trimester pregnancy: What to expect - Mayo Clinic
2024年2月27日 · When you're pregnant, your sense of taste might change. Some smells may seem stronger too. To help, try using a fan when you cook. Ask a family member or partner to take out the trash if possible. Like most other symptoms of pregnancy, food preferences are due to hormone changes. Heartburn. Pregnancy hormones slow down the digestion of food.
Getting pregnant Pregnancy symptoms - Mayo Clinic
2023年11月1日 · Symptoms that start early in pregnancy can include tender breasts and feeling very tired. But those symptoms might be due to something else too. An illness or the start of your period can cause these symptoms. The easiest way to find out why you have what seem like pregnancy symptoms is to take a home pregnancy test.
Ectopic pregnancy - Symptoms & causes - Mayo Clinic
2022年3月12日 · Early warning of ectopic pregnancy. Often, the first warning signs of an ectopic pregnancy are light vaginal bleeding and pelvic pain. If blood leaks from the fallopian tube, you may feel shoulder pain or an urge to have a bowel movement. Your specific symptoms depend on where the blood collects and which nerves are irritated.
Pregnancy week by week First trimester - Mayo Clinic
2022年11月4日 · The first few months of pregnancy — the first trimester — are marked by rapid changes. During the first trimester, physical changes may include breast tenderness, fatigue and nausea. Emotions might range from excitement to anxiety.
Symptoms and causes - Mayo Clinic
If you've lost a pregnancy, take a step toward emotional healing by learning more. Understand what can cause a miscarriage, what raises the risk and what medical care might be needed. Symptoms. Most miscarriages happen during the first trimester of pregnancy, which is about the first 13 weeks. The symptoms can include:
Morning sickness - Symptoms and causes - Mayo Clinic
Nausea, with or without vomiting, is common in pregnancy. Morning sickness is often brought on by smelling certain odors or eating certain foods. Morning sickness is most common during the first three months of pregnancy. It typically starts before nine weeks. Symptoms usually improve by the middle or end of the second three months of pregnancy.
Premature birth - Symptoms and causes - Mayo Clinic
2024年3月22日 · A premature birth means a baby is born too early. The birth takes place before the 37th week of pregnancy. A typical pregnancy lasts about 40 weeks. Premature babies often have serious health problems, especially when they're born very early. These problems often vary. But the earlier a baby is born, the higher the risk of health challenges.
Pregnancy week by week First trimester - Mayo Clinic
During the second trimester of pregnancy — from months 4 to 6 — some people feel better than they did in the first trimester. Second trimester symptoms might include larger breasts, a growing belly and skin changes. During the second trimester, the fetus begins to move and hearing develops. Week 20 marks the halfway point of pregnancy.
Blighted ovum: What causes it? - Mayo Clinic
2023年10月17日 · Then HCG is released by cells in the placenta, the organ that forms during pregnancy to deliver nutrients and oxygen to an unborn baby. The placenta briefly begins to form during an anembryonic pregnancy. You may have symptoms of early pregnancy, such as tender breasts, upset stomach and vomiting.