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Published on: 2/10/2026
There are several factors to consider; at 65, blood in stool is common but not normal, with color and pattern offering clues, and causes ranging from hemorrhoids, anal fissures, diverticulosis, and medication related bleeding to polyps, colorectal cancer, inflammatory bowel disease, or upper GI bleeding. Act promptly: contact a doctor for recurrent or unexplained bleeding or if you are overdue for screening, and seek urgent care for heavy bleeding, clots, black tarry stools, dizziness, weakness or fainting, severe abdominal pain, shortness of breath, weight loss, or anemia; evaluation usually involves an exam, blood and stool tests, and colonoscopy, with treatment tailored to the cause and key next steps and prevention tips explained below.
Seeing blood in poop at any age can be upsetting, but at 65 and older, it deserves careful attention. Many causes are minor and treatable, yet some can be serious. The goal of this guide is to help you understand what blood in poop may mean, when to worry, and what practical steps to take next—without causing unnecessary fear.
This information is based on well-established medical guidance used by doctors worldwide. It is not a diagnosis, but it can help you make informed decisions about your health.
Blood in poop doesn't always look the same. The appearance often gives clues about where the bleeding is coming from.
Even small amounts matter, especially if bleeding happens more than once.
As we age, the risk of certain digestive conditions increases. At 65, blood in poop should never be ignored, even if you feel fine otherwise.
Age-related factors include:
Most causes are not emergencies, but some are time-sensitive, meaning early action can make a major difference.
These are frequent reasons for blood in poop and are usually not life-threatening:
Hemorrhoids
Swollen veins in the rectum or anus. Often cause bright red blood and may itch or hurt.
Anal fissures
Small tears in the anal lining, usually linked to constipation or hard stools.
Diverticulosis
Small pouches in the colon that can bleed painlessly, sometimes heavily.
Medication-related bleeding
Aspirin, blood thinners, and some pain relievers can increase bleeding risk.
These are less common but more concerning, especially after age 50:
This is why doctors take blood in poop seriously in older adults—even when symptoms seem mild.
You should not panic, but you should act promptly if blood in poop happens at 65. Certain signs mean you should contact a doctor right away.
These symptoms can signal significant blood loss or serious disease and should be evaluated immediately.
If you're noticing concerning symptoms and want to better understand what might be causing them, using a free AI-powered Rectal Bleeding symptom checker can help you identify possible causes and determine how urgently you need care. This simple tool takes just a few minutes and provides personalized guidance based on your specific symptoms.
A symptom checker is not a replacement for medical care, but it can be a useful starting point.
When you speak to a doctor, they will focus on finding the source of bleeding. Expect clear, step-by-step evaluation.
These tests help doctors rule out serious conditions and identify treatable causes.
Treatment for blood in poop varies widely. Many causes are simple to manage once identified.
The earlier bleeding is evaluated, the more treatment options are available.
Not all causes can be prevented, but healthy habits can lower your risk.
Prevention doesn't replace evaluation—but it supports long-term digestive health.
At 65, blood in poop should always be discussed with a doctor, even if it seems minor or painless. Many serious conditions are treatable when caught early, and many harmless conditions can be managed easily once identified.
If bleeding could be life-threatening or serious, do not wait—seek medical care right away.
If you notice blood in poop, take a calm but proactive approach. Gather information, consider a symptom check, and speak to a doctor to ensure you get the care you need. Early attention protects your health and can save lives.
(References)
* Sartori, S., et al. Gastrointestinal Bleeding in the Elderly: A Systematic Review. *Current Gerontology and Geriatrics Research*, vol. 2018, 2018, pp. 1-13. https://pubmed.ncbi.nlm.nih.gov/30046399/
* Stollman N, Adnan H. Approach to Lower Gastrointestinal Bleeding in the Elderly. *Clin Geriatr Med*. 2018 Nov;34(4):539-555. https://pubmed.ncbi.nlm.nih.gov/30201103/
* Laine L, Jensen DM. Diagnosis and Management of Lower Gastrointestinal Bleeding. *Am J Gastroenterol*. 2020 Jan;115(1):29-41. https://pubmed.ncbi.nlm.nih.gov/31782211/
* Tsoi KKF, Ma TKL, Li X, Lau JYN, Sung JJY, Wu JCY. Risk factors for gastrointestinal bleeding in older adults: A systematic review and meta-analysis. *Am J Med*. 2015 Oct;128(10):1111-7.e1. https://pubmed.ncbi.nlm.nih.gov/25968140/
* Rex DK, Boland CR, Burt RW, Greene FL, Odze BS, Shike M, Wallace MB, White J. Colorectal Cancer Screening: Current Guidelines and Future Directions. *Gastroenterology*. 2020 Aug;159(2):493-504. https://pubmed.ncbi.nlm.nih.gov/32304918/
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