WeMoms
2 Apr 2024

Pregnancy Hormones 101

Pregnancy Hormones 101
Pregnancy is accompanied by a complex symphony of hormones that play a critical role in the development of the fetus and the health of the mother.
Understanding these hormones and their functions can provide insightful perspectives on the changes experienced during pregnancy.
Key Pregnancy Hormones and Their Roles
Several hormones are essential in supporting pregnancy, each with its unique functions.
  • Human Chorionic Gonadotropin (hCG): Often dubbed the pregnancy hormone, hCG is first released by the embryo and later the placenta. It's responsible for maintaining the corpus luteum and thus progesterone production, crucial in early pregnancy. It's also what pregnancy tests detect.
  • Progesterone: Produced initially by the ovaries and later by the placenta, progesterone is vital for maintaining the uterine lining for embryo implantation and reducing uterine contractions to prevent early labor.
  • Estrogen: Levels of estrogen gradually rise throughout pregnancy. It stimulates uterine growth, blood flow, and regulates other key hormones necessary for fetal development.
  • Prolactin: Produced by the pituitary gland, prolactin prepares the body for breastfeeding, stimulating breast growth and milk production.
  • Relaxin: This hormone relaxes the uterine muscles, prevents contractions in early pregnancy,
and later plays a role in softening the cervix and pelvic ligaments for childbirth.
  • Oxytocin: Often called the 'love hormone', oxytocin is crucial for labor and delivery. It stimulates uterine contractions and is instrumental in the bonding process between mother and baby.
Impact of Pregnancy Hormones on the Body
These hormones can significantly impact a woman's body during pregnancy.
  • Mood Swings and Emotional Changes: Fluctuations in hormone levels can contribute to mood swings and emotional changes.
  • Physical Changes: Including breast tenderness, increased blood volume, and changes in skin pigmentation.
  • Nausea and Vomiting: Commonly experienced in early pregnancy, often attributed to elevated hCG levels.
  • Metabolic Changes: Hormonal changes can affect metabolism, contributing to weight gain and energy level variations.
Hormones and Fetal Development
Pregnancy hormones play a direct role in the development and health of the fetus.
  • Nutrient Support: Hormones like progesterone help in maintaining a nutrient-rich, supportive environment for the developing fetus.
  • Fetal Organ Development: Estrogen plays a critical role in the development of fetal organs, including the brain and heart.
  • Preparation for Birth and Breastfeeding: Hormones like oxytocin and prolactin prepare the body for the process of childbirth and subsequent breastfeeding.
When to Consult a Healthcare Provider
If you experience significant concerns or symptoms related to hormonal changes during pregnancy, consulting a healthcare provider is crucial.
  • Unusual Symptoms: Such as severe mood swings, depression, or physical discomfort beyond typical pregnancy symptoms.
  • Hormonal Disorders: Women with pre-existing hormonal disorders should be closely monitored during pregnancy.
  • Postpartum Concerns: After birth, hormonal fluctuations can affect mental and physical health, necessitating healthcare guidance.
Pregnancy hormones are fundamental to a successful pregnancy, influencing everything from fetal development to the mother's body and emotional well-being.
Understanding these hormones can help expectant mothers navigate the changes and challenges of pregnancy with more awareness and confidence.
More info
N
Nahla
23 May 2023

Does anyone else experience the emotional pregnancy hormones I literally cry all the time more than I ever did before 🥺

12 comments
N
Nahla
I’m super emotional in the second trimester & my pregnancy rage is really bad so I try not to get mad but it happens lol
27 Mar 2024

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Q
Quila
I’m so emotional it makes no sense I’m normally an “it is what it is” type of person but lately things either irritate me or make me sad af. Someone did something to hurt my feelings yesterday and I reacted how I usually would and didn’t show emotion but I was so sad that I literally had no choice but to let the tears fall. Like the emotions were so high that I really cried and that pissed me off more
27 Mar 2024

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G
GENESIS🐻🤎
4 May 2023

Very pregnant 🤰🏻 always mad 😡 geee hormones hormones , i have to be telling myself to chill the fuck out sometimes 🥲

2 comments
C
Chardel Bell
I thought I was the only one.
27 Mar 2024

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J
Jimecca
Girl me too I be feeling mad smh
27 Mar 2024

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J
Janelle
27 Mar 2023

Hormones getting to me.. I’m soooo emotional but literally been strong this whole pregnancy I deserve a cry for hours 😔

4 comments
L
Lauren
Giiirrrlll I just had me a good cry..go on and let it out. I know I feel better now lol pregnancy hormones or crazy
27 Mar 2024

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J
Janelle
I want to feel better so bad maybe tomorrow but today it was definitely needed
27 Mar 2024

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M
Michaela
18 Mar 2023

4 th pregnancy 0 babies lol this one better stay 😆 my hormones are so mad at me lol

7 comments
💋
💋Queen💋
Ask ur doctor about putting u on progesterone
27 Mar 2024

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💋Queen💋
For a month see if that will help
27 Mar 2024

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K
Kennedi❤️
3 Oct 2022

I wanna have sex, but I don’t fw my bd at all 😒 like ughhhh pregnancy hormones

11 comments
t
tyanna
Girl Imagine having your BD laying next to you every night and not getting none 🙄
27 Mar 2024

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I
Isis
I went without it it’s been 7 months 😂😂 basically the amount of time of my pregnancy so far I don’t speak to her dad
27 Mar 2024

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a
ashley
25 Aug 2022

These pregnancy hormones are awful😩😭 I'm so tired of feeling sad and down and mad and tired all at once. All the time. I have so many mixed emotions about different things and all I do is cry and idk if it's hormones or what but I'm so over it😩 I don't remember any of this with my last two pregnancy's.

7 comments
N
Nicole
Ughhh I be feeling the same way I just be like is it me r my hormones kicking in🥺😫
27 Mar 2024

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A
Ashley
I’m the same way I feel like in the third trimester it’s actually feels worse with hormones than it did in the first trimester
27 Mar 2024

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J
Jazmyne
5 Aug 2022

stupid pregnancy hormones making me cry over a tv show because a character died in it 😭😭

2 comments
D
Desi 🦂♏️
I cried yesterday because I was out to eat and had to get up to use the bathroom , I didn’t wanna stop eating! 😂
27 Mar 2024

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A
Antineika
lol this is me I swear
27 Mar 2024

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A
Abby
6 Dec 2021

I am really hating these pregnancy hormones this morning I just busted out crying for no reason

3 comments
L
Lacy
I’m hating them to sis❗️❗️
27 Mar 2024

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R
Rebekah
I cried the other day because we don't have what I'm craving, For some reason Doritos and sauerkraut.
27 Mar 2024

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