Can miscarriage happen in three weeks and how would i know if it miscarriage?

Miscarriage is the loss of a pregnancy before 24 weeks of gestation. Most miscarriages occur in the first 13 weeks of pregnancy.

There are many possible signs and symptoms of miscarriage, including:

* Vaginal bleeding

* Abdominal pain

* Back pain

* Pelvic pain

* Cramping

* Nausea

* Vomiting

* Diarrhea

* Fatigue

If you are experiencing any of these symptoms, it is important to see your doctor right away. Some of these symptoms can also be signs of other conditions, so it is important to get a diagnosis from a doctor.

There are a number of things that can cause a miscarriage, including:

* Chromosomal abnormalities

* Uterine abnormalities

* Placental problems

* Infections

* Chronic health conditions

* Certain medications

* Lifestyle factors, such as smoking, drinking alcohol, and drug use

If you have had a miscarriage, it is important to grieve and process the loss. It is also important to talk to your doctor about what happened and to make a plan for future pregnancies.

Here are some additional resources that may be helpful:

* The American College of Obstetricians and Gynecologists (ACOG)

* The National Institute of Child Health and Human Development (NICHD)

* The American Psychological Association (APA)

* The American Society for Reproductive Medicine (ASRM)