Pregnancy symptoms: 10 early signs of pregnancy
Karisa Ding
By Karisa Ding
| animated_fact_check Medically reviewed by Layan Alrahmani, M.D., ob-gyn
| March 25, 2022
Are you pregnant? Some early signs of pregnancy may show up around the time you've missed a period – or a week or two before or after. The most common early pregnancy symptoms are nausea, fatigue, frequent urination, and breast tenderness. Other first signs and symptoms of pregnancy include mood swings, light spotting and cramping, bloating, and constipation. Not every woman has early pregnancy symptoms, but many do.
two happy women looking at a pregnancy test
Photo credit: iStock.com / Juanmonino
IN THIS ARTICLE
Early signs and symptoms of pregnancy
Missed period
Frequent urination
Fatigue
Sore breasts
Nausea
Implantation bleeding or spotting
Cramping
Constipation
Mood swings
Abdominal bloating
When do pregnancy symptoms start?
When should I take a pregnancy test?
Pregnancy symptoms are different for every woman, and can even be different from one pregnancy to the next. Symptoms start at different times, too: Some women immediately feel like they're pregnant, while other women may go months with no pregnancy symptoms.
That said, there are some first signs and symptoms of pregnancy that are common very early on. They're likely caused by a surge in the pregnancy hormone human Chorionic Gonadotropin (hCG), as well as rises in estrogen and progesterone.
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Early signs and symptoms of pregnancy
Early pregnancy symptoms can be subtle. You may notice your breasts feel different when you put on your bra, you feel more tired than normal, or your usual breakfast is unappealing.
If you start to feel some of the early pregnancy symptoms below, you may very well be pregnant. Here are some of the first signs and symptoms of pregnancy.
Missed period
If you're usually pretty regular and your period is late, this may be the first and most obvious sign that you're pregnant. But if you're not regular or you're not keeping track of your cycle, other symptoms may be your first clues about a possible pregnancy. And some women feel early pregnancy symptoms before they miss a period.
Frequent urination
Shortly after you become pregnant, hormonal changes prompt a chain of events that raise the rate of blood flow through your kidneys. This causes your bladder to fill more quickly, so you need to pee more often.
Frequent urination will continue – or intensify – as your pregnancy progresses. Your blood volume rises dramatically during pregnancy, which leads to extra fluid being processed and ending up in your bladder.
Fatigue
Feeling tired all of a sudden? No, make that exhausted. No one knows for sure what causes early pregnancy fatigue, but it's possible that rapidly increasing levels of progesterone are to blame. Of course, morning sickness and having to pee constantly during the night can add to your tiredness, too.
You should start to feel more energetic once you hit your second trimester, although fatigue usually returns late in pregnancy when you're carrying more weight and some of the common discomforts of pregnancy make it more difficult to get a good night's sleep.
Sore breasts
One common early pregnancy symptom is sensitive, swollen breasts caused by rising levels of hormones. The soreness and swelling may feel like an exaggerated version of how your breasts feel before your period. Your discomfort should diminish significantly after the first trimester, as your body adjusts to the hormonal changes.
Nausea
Morning sickness can start as early as two weeks after conception – so it may be the first pregnancy symptom you notice. And it's not just in the morning, either: Pregnancy-related nausea (with or without vomiting) can be a problem morning, noon, or night.
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