If persistent fatigue is accompanied by pale skin, weakness, dizziness, shortness of breath, or evidence of blood loss, medical evaluation is important.
 Donât Wait for Symptoms to Appear
One of the most important facts about colon cancer is that screening can detect precancerous polyps or cancer before symptoms develop.
Depending on your age, personal risk factors, family history, and previous screening results, a healthcare professional may recommend tests such as stool-based screening or colonoscopy.
So donât rely only on symptoms.
If something has changed and doesnât return to normal, donât ignore it.
A change in bowel habits doesnât necessarily mean cancer. Many common conditions can produce similar symptoms. But persistent symptoms, unexplained bleeding, or unexplained weight loss should be discussed with a qualified healthcare professional.
The Bottom Line
Colon cancer can be difficult to detect early because it may cause few or no symptoms at first. Paying attention to changes in your body and staying up to date with recommended screening can give you the best opportunity for early detection.
Your body doesnât always shout when something is w