Overview
Pregnancy tests look for the hormone hCG, which rises fast in early pregnancy.
Testing too early can give a false negative. If negative and still no period, test again in a week.
Symptoms
Common signs:
- Missed period
- Sore breasts
- Missed or late period
- Pregnant or recently gave birth
Less common
- Nausea
- Tiredness
- Peeing more often
Look up a symptom: Breast pain or tenderness · Fatigue · Missed or late period · Nausea · Pregnant or recently gave birth
When to get medical care
Causes
Sex without birth control, or birth control failure.
Does it spread or run in families?
- It isn't contagious. You can't catch it from someone else.
Possible complications
Diagnosis
A test confirms pregnancy.
Questions you may be asked
- First day of your last period
- Bleeding or pain
The exam
A pelvic exam later.
Tests
Tests, if needed:
- Urine or blood test: Checks hCG.
- Ultrasound: Confirms the pregnancy is in the uterus.
Treatment
If you're pregnant, start healthy habits now.
Self-care
- Take a prenatal vitamin with 400 mcg folic acid
- Don't drink alcohol, smoke, or use drugs
- Check your medicines with a healthcare professional
- Schedule a first prenatal visit
If you're not ready to be pregnant, a healthcare professional can talk through all your options.
Prevention
To prevent pregnancy:
- Use birth control every time
- Emergency contraception works best soon after sex
Which doctor treats this
- Start with your primary care provider (family doctor or internist).
- They may send you to an OB-GYN or midwife; high-risk pregnancies may see a maternal-fetal medicine doctor.
Children, pregnancy, and older adults
- Teens: Confidential care is available at many clinics.
Outlook
Early prenatal care helps you and the baby stay healthy.
Getting ready for your visit
Bring a list of your symptoms and medicines.
What to bring
- Date of last period
- List of medicines
Questions to ask
- When is my due date?
- Which medicines are safe?
Research studies
Research studies test new ways to find and treat health problems. Some are looking for volunteers. Talk with your doctor before joining one.
Sources
Last updated 2026-11-12.