But there are many other causes of swallowing difficulties, including reflux-related problems and disorders of the esophagus.
The NHS specifically recommends medical evaluation for problems with swallowing.
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nhs.uk
This is not a symptom to simply live with indefinitely.
- Blood in the stool or black stools
Bleeding in the digestive tract can sometimes cause blood to appear in the stool.
Blood may be obvious, but bleeding higher in the digestive system can also make stools appear unusually dark or black.
The NCI lists blood in the stool among symptoms that can occur with advanced stomach cancer.
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Institut National du Cancer
However, gastrointestinal bleeding can have many causes, including ulcers and other conditions.
If you notice blood in your stool or unusually black stools, seek medical advice rather than assuming the cause.
- Unusual tiredness
Feeling exhausted all the time can have countless causes.
Poor sleep, stress, anemia, infections, nutritional deficiencies and many chronic conditions can contribute to fatigue.