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Early Signs of Colon Cancer People Often Miss

March 13, 2026
Doctor explaining a colon anatomy model to a patient during a consultation in a medical office

Colon cancer develops slowly over time, often starting as small growths called polyps. When found early, colon cancer is more treatable — and often preventable. Even so, screening is often delayed, and early symptoms may be dismissed or attributed to less serious conditions.

In Vernal, Utah, providers at Ashley Regional Medical Center emphasize the importance of understanding both individual risk factors and early symptoms.

Who Is at Higher Risk?

While turning 45 marks the recommended age to begin screening for most adults, risk is influenced by more than age alone. Risk is shaped by a combination of age, medical history, genetics, and lifestyle factors, including:

  • Age 45 or older
  • Family history of colon cancer or polyps
  • Inflammatory bowel disease
  • Genetic conditions
  • Diets high in processed meats
  • Smoking or heavy alcohol use
  • Limited physical activity

Having one or more of these risk factors does not mean you will develop colon cancer, but it may mean you need earlier or more frequent screening. A conversation with your provider can help clarify the right plan for you.

What Are the Early Signs of Colon Cancer?

Early symptoms can be subtle and are often mistaken for more common digestive concerns. Paying attention to changes in your body, especially if they persist, is important.

Common early symptoms include:

  • Changes in bowel habits (such as diarrhea, constipation, or narrower stools)
  • Blood in the stool
  • Ongoing abdominal pain or cramping
  • Fatigue or weakness
  • Unexplained weight loss

Because these symptoms can overlap with less serious conditions, they are sometimes dismissed. If symptoms last more than a few weeks or worsen over time, it’s important to speak with your provider for further evaluation.

Why Screening and Early Evaluation Matter

Colon cancer screening is intended to identify disease at an early stage and, in some cases, stop it from developing altogether. During a colonoscopy, providers can detect cancer before symptoms develop and remove precancerous polyps in the same procedure.

Contact your provider if you experience rectal bleeding, changes in bowel habits lasting more than a few weeks, persistent abdominal pain, unexplained fatigue, or unintended weight loss. While these symptoms may have causes other than cancer, they should not be ignored.

Early evaluation provides clarity, and when needed, timely treatment.

Find a Primary Care Provider at Ashley Regional Medical Center

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