Doctor insights on:
Thick Black Stool After Running Long Distance
Lately I have black stool after running, even if it's just a one mile run. Colonoscopy and endoscope are clean. What would cause the black stool?
Hi Doc, I have noticed black stool after running 10kms at more than my normal marathon running speed. I also feel acute pain right below d belly btn?
Black stools: Go to the emergency room immediately.Get a more detailed answer ›
My 4 month baby has been having running-black stools twice a day for over a week, she is formula fed, we change formula, 2 weeks ago. ?
Diet change. 1 avocado/day. Dark chocolate and same flavor ice cream everyday. Running changed to 2 mi from 4, 3x/wk. Black stool last 4days. Related?
Not likely: The color of the stools can certainly be affected by the type of food that we eat, but usually not black unless you eat raw red meat or other dish containing animal blood. If you are really having jet black and tarry stools, then it may suggest bleeding inside the stomach or small bowels. You need to see your doctor right away for urgent evaluation. ...Read more
Black stool brown urine extremely tired even after night trying to sleep. Sweating to extreme running down face. What is this?
It could be many : Things. A GI bleed comes to mind. I recommend you go to the er for evaluation. Don't drive if you are too fatigued. Best wishes. ...Read more
Sorry, do you mean: Medical advice from healthtap? I just now read your question. Black stools that are sticky and smell bad can represent gastrointestinal bleeding. But some meds (i.e., pepto bismal or iron) and some food can cause black or dark stool as well. Get it medically checked. ...Read more
GI Bleeding?: Black stools can be caused by harmless things such as certain foods (e.g., blueberries, black licorice) or meds such as bismuth (pepto-bismol) or iron supplements. But it may be a sign of bleeding somewhere in your digestive tract, which can be serious (and doesn't always cause pain). If you haven't eaten these foods/meds & you're having black stools, or if you have vomiting or pain, see your dr. ...Read more
I was on 65mg iron supplements and had black stool. Suddenly my stool is no longer black. Does that mean I am no longer absorbing it all & take more?
Depends on the cause: If black stools are due to bleeding from the stomach it may take few days with the treatment of underluing cause like gastric erosions, ulcers etc.If they are not due to bleeding and from eating certain foods, meds and taking iron than it will clear if you stop the iron or the foods which are causing it. ...Read more
Black Tar Colored Stools (Definition)
Black stool is a symptom in which a person's stool (poop) has a black color, or sometimes a very dark red color. Black stools are usually due to old blood (fresh bleeding is red in color). ...Read more
- Talk to a doctor live online for free
- Headache after running long distance
- Diarrhea after long distance running
- Collapsing after a long distance running race
- Ask a doctor a question free online
- Abdominal pain hours after running long distances
- Why do my knees hurt after running long distances?
- What are the causes of a lower leg swelling after running long distance?
- Why do my feet hurt after long distance running?
- Talk to a gastroenterologist online