Sign up to stay in the loop on new styles and sales!

Sign up to stay in the loop on new styles and sales!


Are Blood Clots During Menstruation Normal?



5 min read

Are Blood Clots During Menstruation Normal

by Team Thinx | 27/04/2024

Is it normal to have blood clots during your period? This is a common question that many individuals have when it comes to their menstrual cycle. Understanding what is considered normal and when to seek further guidance is necessary for reproductive health. 

In this guide, we'll explore blood clots during menstruation, understanding why they occur, when they're considered normal, signs they might indicate an underlying issue, and how Thinx period underwear provides innovative solutions for managing your menstrual flow.

blood clots during menstruation

Menstrual blood clots are jelly-like clumps of blood that can appear in menstrual blood. When the uterine lining sheds during menstruation, the blood vessels that supply it break down, leading to bleeding. In some cases, the blood may clot before it is expelled from the body, forming blood clots. These clots can vary in size and consistency, ranging from small, barely noticeable clots to larger, more substantial ones.

why blood clots can form during periods

Several factors contribute to the formation of blood clots during periods. One primary factor is the natural process of menstruation itself. As the uterus sheds its lining, blood vessels constrict and dilate, allowing blood to flow more freely. This fluctuation in blood flow can sometimes lead to clotting. Additionally, hormonal fluctuations, particularly changes in estrogen and progesterone levels, can affect the consistency of menstrual blood and its tendency to clot.

normality of blood clots

Blood clots during menstruation are generally considered normal within certain parameters. Small to medium-sized blood clots, typically no larger than a quarter, are often a regular part of menstrual bleeding. These clots are usually harmless and indicate that the body's natural processes function as they should. However, the frequency and size of blood clots can vary from person to person, and what is normal for one individual may not be typical for another.

factors that can affect the presence of blood clots

What causes blood clots during menstruation? Several factors can influence the presence of blood clots during menstruation. One factor is the heaviness of menstrual flow. Individuals with heavier periods may experience more significant clotting due to the increased volume of blood being expelled. Hormonal factors, such as the use of certain birth control methods or hormonal imbalances, can also impact clot formation. 

signs of potential issues

While period blood clots are often normal, certain signs may indicate an underlying issue that warrants further evaluation by a healthcare provider. If you experience excessively large blood clots, persistent heavy bleeding, severe pelvic pain, or other concerning symptoms alongside blood clots, it's necessary to seek medical attention promptly. These symptoms may indicate conditions such as uterine fibroids, endometriosis, or abnormal uterine bleeding that require diagnosis and management.

understanding potential causes of abnormal blood clots

hormonal imbalance

Hormonal fluctuations play a significant role in regulating the menstrual cycle. Imbalances in estrogen and progesterone levels can disrupt the normal shedding of the uterine lining, leading to irregular bleeding patterns and the formation of large clots. Hormonal imbalance may occur due to various factors, including stress, certain medications, or underlying medical conditions.

uterine fibroids

Fibroids are noncancerous growths that develop in the uterus. These growths can vary in size and location and may interfere with the normal flow of menstrual blood, leading to heavy flow, clotting, and pelvic pain. Fibroids are a common condition among individuals of reproductive age and can impact menstrual flow and overall sexual health.

endometrial tissue abnormalities

Endometrial tissue abnormalities, such as endometriosis or adenomyosis, can cause abnormal menstrual bleeding and clotting. Endometriosis occurs when tissue similar to the lining of the uterus grows outside the uterus, leading to inflammation, pain, and irregular bleeding. Adenomyosis involves the presence of endometrial tissue within the muscular wall of the uterus, resulting in heavy flow and clot formation.

abnormal bleeding

Abnormal bleeding refers to any irregularities in menstrual flow, including excessive bleeding, prolonged periods, or bleeding between periods. This condition can be caused by various factors, including hormonal imbalances, uterine fibroids, polyps, or underlying medical conditions. 

uterine polyps

Uterine polyps are growths that develop in the lining of the uterus and can cause irregular bleeding, including heavy flow and clot formation. While uterine polyps are often benign, they can affect menstrual flow and fertility. Removal of uterine polyps may be necessary to alleviate symptoms and restore normal menstrual function.

when to consult a healthcare provider

If you're unsure whether your experience with blood clots during menstruation is normal or if you want to know how to stop blood clots during your period, it's always best to consult a healthcare provider. Your provider can assess your symptoms, perform any necessary tests or examinations, and offer personalized guidance and treatment options based on your individual needs. Don't hesitate to reach out if you have questions or concerns about your menstrual cycle.

how Thinx period underwear handles blood clots

Thinx offers a range of innovative period underwear designed to provide comfort, confidence, and protection during menstruation, including managing blood clots. Although the undies can't absorb the blood clot itself, they will absorb the surrounding moisture, keeping you dry and comfortable throughout the day. Thinx period underwear features multiple layers of absorbent fabric that wick away moisture, designed to fit snugly and securely to prevent leaks and accidents, even during heavier flow days or when dealing with blood clots.


Advanced Gynecology. 7 Potential Causes for Large Blood Clots During Your Period. 

Medical News Today. Are Blood Clots Normal during a Period? 

Healthline. What Causes Menstrual Clots and Are My Clots Normal?

by Team Thinx

discover more topics

more from health