Medically reviewed by Valinda Riggins Nwadike, MD, MPH — created by Kimberly Holland — update on September 23, 2021

While pregnant tests and also ultrasounds are the only means to know if she pregnant, you can look the end for other signs and also symptoms. The earliest signs of pregnancy are an ext than a missed period. Lock may also include:

smell sensitivity

Though it might sound odd, your first week of pregnant is based on the day of her last term period. Your last menstrual duration is considered week 1 that pregnancy, even if girlfriend weren’t actually pregnant yet.

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The expected delivery day is calculated using the an initial day of her last period. For the reason, you might not have actually symptoms throughout the first few weeks of your 40-week pregnancy.

If you pregnant, you may an alert early indications such as:

missed periodfatiguenauseatingling or aching breastsbloatingtemperature changes

Other indicators may include:

faster heartbeatbreast and also nipple changesnoticeable weight gain

From weeks 1 come 4, every little thing is tho happening top top a to move level. The fertilized egg create a blastocyst (a fluid-filled team of cells) the will construct into the fetus’s organs and body parts.

About 10 to 14 work (week 4) after conception, the blastocyst will certainly implant in the endometrium, which is the lining that the uterus. This can reason implantation bleeding, which may be mistaken because that a light period. It does not occur for everyone. If the does occur, that will typically happen about the time you intend your period.

Here are some indicators of implantation bleeding:

Color. The color of each episode might be pink, red, or brown.Bleeding. Implantation bleeding is normally much much less than your usual period. The often defined as irradiate bleeding that never ever turns into a flow or sufficient to require a tampon.Pain. pains is normally milder than your usual menstrual pain. It might involve some cramping. It deserve to be center or severe, however it’s most frequently mild.Episodes. Implantation bleeding is most likely to last less than 3 days and also does not need treatment. It can sometimes last only a couple of hours.


If girlfriend think you might be experiencing implantation bleeding:

Avoid smoking, drinking alcohol, or using illegal drugs, every one of which deserve to be linked with hefty bleeding.Do not use a tampon if girlfriend think you may be having actually implantation bleeding and also not your usual period. Making use of a tampon can lead come a higher risk that infection.

Once implantation is complete, your body will start making human being chorionic gonadotropin (hCG). This hormone helps the body maintain the pregnancy. It likewise tells the ovaries to avoid releasing mature eggs each month.

You will most likely miss her next duration 4 weeks after conception. If you commonly have an irregular period, you’ll desire to take it a pregnant test come confirm.

Most residence tests can detect hCG as shortly as 8 job after a missed period. A pregnant test will have the ability to detect hCG levels in her urine and show if you room pregnant.


Take a pregnant test to check out if she pregnant.If that positive, contact a physician or midwife to schedule your an initial prenatal appointment.If you on any medications, questioning your physician whether they pose any kind of risks come the pregnancy.

A higher basal human body temperature may be a authorize of pregnancy. Her body’s main point temperature may additionally increase much more easily through exercise or in warm weather. Throughout this time, make sure to drink much more water and also exercise cautiously.

Fatigue can construct anytime during pregnancy. This symptom is usual in beforehand pregnancy. Your progesterone levels will certainly soar, which can make you feel sleepy.


Keeping your bedroom cool can additionally help. Your body temperature may be higher during the beforehand stages the pregnancy.

Around main 8 come 10, her heart may begin pumping faster and also harder. Palpitations and arrhythmias are typical in pregnancy. This is normally due to hormones.

According come a 2016 evaluation of studies, your blood circulation will increase between 30 and also 50 percent during your pregnancy. This to add to her heart’s workload.

You may have actually discussed any underlying heart concerns with your clinical team prior to conception. If not, now is the moment to discuss any conditions or needed medications.

Breast transforms can occur between weeks 4 and 6. You’re most likely to build tender and also swollen breasts as result of hormone changes. This will likely go away after a couple of weeks when your body has adjusted to the hormones.

Nipple and breast transforms can likewise occur about week 11. Hormones proceed to cause your breasts to grow. The areola — the area around the nipple — may adjust to a darker color and also grow larger.

If you’ve had actually bouts v acne before your pregnancy, you might experience the exaggerated again.


Relieve breast tenderness by to buy a comfortable, donate maternity bra. A cotton, underwire-free bra is regularly the most comfortable.Choose a bra with varying clasps that gives you an ext room to “grow” in the comes months.Purchase chest pads the fit into your bra to minimize friction on her nipples and also nipple pain.

Your estrogen and progesterone levels will certainly be high throughout pregnancy. This rise can influence your mood and also make you more emotional or reactive 보다 usual. Mood ferris wheel are typical during pregnancy and also may cause feelings of:


During pregnancy, her body increases the quantity of blood it pumps. This reasons the kidney to process more fluid 보다 usual, which leads to more fluid in your bladder.

Hormones likewise play a big role in bladder health. During pregnancy, girlfriend may discover yourself running to the bathroom an ext frequently or accidentally leaking.


Drink about 300 milliliters (a little much more than a cup) that extra fluids every day.

Similar to symptom of a expression period, bloating might occur throughout early pregnancy. This may be as result of hormone changes, i beg your pardon can additionally slow under your cradle system. You can feel constipated and blocked together a result.

Constipation can also increase feelings of abdominal bloating.

Nausea and also morning sickness typically develop about weeks 4 to 6 and peak around week 9.

Although it’s referred to as morning sickness, it can occur anytime during the job or night. That unclear specifically what reasons nausea and also morning sickness, however hormones may play a role.

During the an initial trimester the pregnancy, numerous women suffer mild to significant morning sickness. It might become more intense toward the end of the an initial trimester, yet often becomes much less severe together you enter the 2nd trimester.


Keep a parcel of saltine crackers by her bed and eat a couple of before you gain up in the morning to help settle morning sickness.Stay hydrated by drinking plenty the water.Call your medical professional if friend cannot keep fluids or food down.

In many cases, high or common blood press will autumn in the early on stages the pregnancy. This may additionally cause feelings of dizziness due to the fact that your blood vessels room dilated.

High blood pressure, or hypertension, as a result of pregnancy is more challenging to determine. Practically all cases of hypertension in ~ the an initial 20 weeks show underlying problems. That may build during beforehand pregnancy, but it may likewise be current beforehand.

A medical professional will take your blood pressure during your very first doctor’s visit to help establish a baseline because that a regular blood push reading.


Ask your medical professional about personal dietary accuse to aid reduce high blood pressure.Drink sufficient water and snack on regular basis to aid prevent dizziness. Stand up progressively when getting up from a chair may additionally help.

Smell sensitivity is a symptom of early pregnancy that’s mainly self-reported. There’s small scientific evidence about smell sensitivity throughout the an initial trimester. However, it might be important, because smell sensitivity may create nausea and vomiting. The may also cause solid distaste for specific foods.

You might experience one of two people a heightened or decreased sense of smell during pregnancy, follow to 2017 research. This is especially typical during the an initial and 3rd trimesters. Heightened odor is more common than reduced smell. Part smells that never bothered you before may become less pleasing or even cause nausea.

The good news is that your feeling of smell generally returns to regular after delivery, or within 6 to 12 main postpartum.

Weight get becomes more common towards the finish of your an initial trimester. You may uncover yourself gaining around 1 come 4 pounds in the first few months.

Calorie referrals for at an early stage pregnancy won’t readjust much from her usual diet, yet they will rise as pregnancy progresses.

In the later stages, pregnancy weight regularly shows increase in the:

breasts (about 1 come 3 pounds)uterus (about 2 pounds)placenta (1 1/2 pounds)amniotic fluid (about 2 pounds)increased blood and fluid volume (about 5 to 7 pounds)fat (6 come 8 pounds)

Hormones can reason the valve in between your stomach and also esophagus come relax. This permits stomach acid to leak, causing heartburn.


Prevent pregnancy-related heartburn by eat several little meals a day rather of larger ones.Try to continue to be sitting upright for at least an hour after eat to aid your food digest.

Many people may begin saying you have the “pregnancy glow.” The mix of boosted blood volume and greater hormone levels pushes an ext blood through your vessels. This reasons the body’s oil glands to job-related overtime.

The increased activity of her body’s oil glands gives your skin a flushed, glossy appearance. Top top the various other hand, you may also develop acne.

You can normally know if you’re pregnant 1 mainly after you’ve missed a period. The Office top top Women’s health in the U.S. Room of Health and also Human Services says that taking a home pregnancy test at this allude will provide a an ext accurate result.

Home pregnant tests room inexpensive and also widely obtainable without a prescription in pharmacies and also other stores.

You deserve to take a test earlier than this if you want, but you run the risk of obtaining a false an unfavorable result. This way the test might say you’re no pregnant, however in reality you are.

If you take it a house pregnancy test as well early, there might not be enough hCG in your urine yet for the check to detect it. Home pregnancy tests work-related by trial and error the quantity of hCG in your urine. This is a hormone that’s only existing in the blood and urine of pregnant people.

Also, every person’s body chemistry is a bit different. One person may obtain a positive an outcome as early on as a job after your period, while an additional person’s hopeful results may not present up for one more week. So, early test results might not be the many accurate.

Blood exam can often detect hCG previously in a pregnancy 보다 urine tests. Blood tests can sometimes provide a positive result as beforehand as 6 come 8 days after friend ovulate, if urine tests do so around 3 weeks ~ ovulation.

Unlike at-home urine tests, blood tests are usually done in a clinical setting. Call your doctor if you desire this kind of test.

Symptoms the pregnancy choose nausea, fatigue, and also breast tenderness sometimes occur even prior to you miss a period. These symptoms may give you an idea that you’re pregnant, however they space not certain proof. Just a test will tell because that sure.


If you think you might be pregnant, the best time to take a house pregnancy test is 1 mainly after you first miss a period. Follow to the national Institute of child Health and also Human breakthrough in 2017, home pregnancy tests space 97 percent precise when offered properly in ~ the best time.

A blood check can frequently reveal a pregnancy lot earlier, but it have to be done at a doctor’s office or in a clinical setting.

If you obtain a positive an outcome on a home pregnancy test, girlfriend should speak to your doctor right away, follow to the Office ~ above Women’s Health. The doctor deserve to prescribe a an ext sensitive test and perform a pelvic exam to phone call for specific if she pregnant.

To keep you and the fetus healthy, the Office ~ above Women’s wellness recommends you check out a medical expert as early as feasible in her pregnancy. You deserve to then schedule consistent prenatal visits throughout your pregnancy.

Many the the human body changes and symptoms of pregnancy you experience in the an initial trimester will start to fade once you with the second trimester. Talk with your doctor about any symptoms that interfere v your daily life. Together, you can try to discover relief and comfort for her pregnancy.

To obtain week-by-week guidance about early pregnant symptoms and more, authorize up because that our ns Expecting newsletter.

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Your body will certainly go through far-reaching changes in early pregnancy. You might see signs such together nausea, breast tenderness, and, of course, the hallmark symptom that a to let go period.

If you think you might be pregnant, a good first step is to take it a home pregnancy test. These tests room widely accessible without a prescription in pharmacies and other stores.

If you get a positive result, call a physician for one appointment. They will do an examination and also a further test to check your pregnancy. You have the right to then gain started on a prenatal routine to safeguard the health of you and also the fetus.

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Read this write-up in Spanish.


Medically reviewed by Valinda Riggins Nwadike, MD, MPH — written by Kimberly Holland — to update on September 23, 2021