Our Services
Medical Information
Helpful Resources
Published on: 1/29/2026
Rectal bleeding with bowel movements is common and often from hemorrhoids, anal fissures, or constipation, but the color and pattern can also point to inflammatory bowel disease, infections, or colorectal polyps and cancer; there are several factors to consider, and key details that could change your next steps are explained below. Seek urgent care for heavy or persistent bleeding, dizziness or weakness, black or maroon stools, severe abdominal pain, fever, or weight loss, and see below for how doctors evaluate, treat, and help prevent this.
Rectal bleeding with bowel movements can be alarming, but it is also a fairly common symptom with many possible causes. In many cases, rectal bleeding is related to minor, treatable conditions. In other situations, it may signal a more serious health issue that needs medical care. Understanding what rectal bleeding means, what causes it, and when to seek help can make a big difference in protecting your health.
Rectal bleeding refers to any blood that passes from the anus, often noticed during or after a bowel movement. The blood may appear:
The color, amount, and frequency of bleeding can offer important clues about the cause. While rectal bleeding is not always serious, it should never be ignored.
Rectal bleeding has many possible causes, ranging from mild to serious. Some of the most common include:
Hemorrhoids are swollen veins in or around the anus and rectum. They are the most common cause of rectal bleeding.
An anal fissure is a small tear in the lining of the anus.
Hard, dry stools can irritate or damage the rectum or anus.
Conditions such as ulcerative colitis and Crohn's disease can cause chronic inflammation in the digestive tract.
Certain bacterial or parasitic infections can irritate the intestinal lining.
Polyps are growths in the colon or rectum that can sometimes bleed.
While cancer is not the most common cause of rectal bleeding, it is one of the most important to rule out.
Not all rectal bleeding looks the same. Paying attention to details can help guide next steps:
Even small amounts of blood that happen repeatedly deserve attention.
Although many cases of rectal bleeding are mild, certain signs should prompt immediate medical care:
If any of these symptoms occur, it is important to speak to a doctor right away, as they could signal a serious or life-threatening condition.
A healthcare provider may use several tools to understand the cause of rectal bleeding, including:
These steps help determine whether the bleeding is coming from a minor issue or something that needs prompt treatment.
Treatment depends on the underlying cause. Common approaches include:
Early treatment often leads to better outcomes, which is why evaluation is so important.
Not all causes of rectal bleeding are preventable, but some steps can lower your risk:
These habits support digestive health and reduce strain on the rectum.
If you are unsure what may be causing your symptoms, a free Rectal Bleeding symptom checker can help you understand possible causes and determine whether you should seek medical care right away. While it's not a substitute for professional diagnosis, this AI-powered tool provides personalized insights based on your specific symptoms and can guide your next steps toward getting the care you need.
Rectal bleeding can feel uncomfortable or embarrassing to talk about, but healthcare providers are trained to handle these concerns respectfully and professionally. You should speak to a doctor about rectal bleeding if:
Anything that could be serious or life threatening should always be evaluated by a medical professional.
If you notice rectal bleeding with bowel movements, take it seriously, stay calm, and seek appropriate medical advice. Paying attention to your body and speaking to a doctor when needed is one of the most important steps you can take for your health.
(References)
* Chang A, Dulai PS. Evaluation and Management of Anorectal Bleeding. Curr Treat Options Gastroenterol. 2019 Sep;22(3):288-297. doi: 10.1007/s11938-019-00236-0. PMID: 31214713.
* Darakjian L, Tejani MN. Approach to the Adult Patient With Rectal Bleeding. Clin Colon Rectal Surg. 2019 Jun;32(3):145-156. doi: 10.1055/s-0039-1681023. PMID: 31191062; PMCID: PMC6546306.
* Strate LL, Gralnek IM. Lower Gastrointestinal Bleeding: A Clinical Review. J Clin Gastroenterol. 2019 Jan;53(1):10-17. doi: 10.1097/MCG.0000000000001142. PMID: 30451733.
* Gung SY, Al-Mishlab T, O'Donnell S. Management of acute lower gastrointestinal bleeding: a narrative review. Ann Transl Med. 2022 Jul;10(14):795. doi: 10.21037/atm-22-2621. PMID: 36045952; PMCID: PMC9422079.
* Lim YJ, Ng KS, Liau CS. Haemorrhoids and Rectal Bleeding: Current Insights. Aust J Gen Pract. 2020 May;49(5):269-272. PMID: 32374971.
We would love to help them too.
For First Time Users
We provide a database of explanations from real doctors on a range of medical topics. Get started by exploring our library of questions and topics you want to learn more about.
Was this page helpful?
Purpose and positioning of servicesUbie Doctor's Note is a service for informational purposes. The provision of information by physicians, medical professionals, etc. is not a medical treatment. If medical treatment is required, please consult your doctor or medical institution. We strive to provide reliable and accurate information, but we do not guarantee the completeness of the content. If you find any errors in the information, please contact us.