Colorectal cancer is one of the most common cancers worldwide — but it’s also one of the most preventable. With the right lifestyle choices and appropriate screening, you can significantly reduce your risk.

Prevention isn’t complicated, but it does require awareness and action. Here’s what you need to know.

What Is Colorectal Cancer?

Colorectal cancer begins in the colon or rectum, parts of the large intestine. Most cases start as small growths called polyps. Over time, some polyps can turn into cancer.

The good news? Screening can detect and remove polyps before they become cancerous.

Why Prevention Matters

Colorectal cancer often develops slowly and may not cause symptoms in its early stages. By the time symptoms appear — such as blood in the stool, persistent abdominal discomfort, or changes in bowel habits — the disease may already be advanced.

That’s why prevention and early detection are critical.

1. Get Screened — It’s the Most Powerful Tool

Screening saves lives.

Most guidelines recommend that average-risk adults begin screening at age 45. If you have a family history of colorectal cancer, inflammatory bowel disease, or certain genetic conditions, you may need to start earlier.

Common screening options include:

  • Colonoscopy (every 10 years if normal)

  • Stool-based tests (annually or every 3 years, depending on the type)

  • CT colonography (every 5 years)

Talk with your healthcare provider about which test is best for you.

2. Eat for Colon Health

Diet plays a major role in colorectal cancer risk.

Focus on:

  • Fruits and vegetables

  • Whole grains

  • Beans and legumes

  • Foods high in fiber

Limit:

  • Red meat (beef, pork, lamb)

  • Processed meats (bacon, sausage, deli meats)

  • Highly processed foods

Fiber helps keep your digestive system moving and may reduce the time harmful substances stay in contact with the colon lining.

3. Maintain a Healthy Weight

Being overweight or obese increases the risk of colorectal cancer, particularly in men. Excess body fat can contribute to inflammation and insulin resistance, which may promote cancer development.

Aim for gradual, sustainable weight management through balanced eating and regular movement.

4. Move Your Body Regularly

Physical activity lowers colorectal cancer risk.

Exercise helps:

  • Reduce inflammation

  • Improve digestion

  • Support immune function

  • Maintain a healthy weight

Try to get at least 150 minutes of moderate exercise per week — brisk walking, swimming, cycling, or strength training all count.

5. Limit Alcohol and Avoid Tobacco

Heavy alcohol use and smoking both increase colorectal cancer risk.

If you drink:

  • Keep it moderate (up to one drink per day for women, two for men)

If you smoke:

  • Quitting significantly lowers your risk over time.

6. Know Your Family History

If a close relative (parent, sibling, child) has had colorectal cancer or advanced polyps, your risk is higher.

You may need:

  • Earlier screening

  • More frequent colonoscopies

Sharing your family medical history with your healthcare provider can be lifesaving.

7. Pay Attention to Symptoms

While prevention focuses on screening before symptoms occur, don’t ignore warning signs such as:

  • Blood in stool

  • Unexplained weight loss

  • Persistent abdominal pain

  • Ongoing changes in bowel habits

Early evaluation matters.

Small Steps, Big Impact

Colorectal cancer prevention isn’t about one dramatic change — it’s about consistent habits over time.

  • Get screened.

  • Eat more plants.

  • Stay active.

  • Maintain a healthy weight.

  • Avoid tobacco.

  • Drink alcohol in moderation.

These steps not only lower your risk of colorectal cancer — they also support heart health, metabolic health, and overall longevity.

Your future self will thank you.

If you or someone you know is interested in care management or home healthcare services in South Florida, FirstLantic can help. We are locally owned and operated, providing our patients with the highest quality in-home care services in Fort Lauderdale (Broward County), as well as in-home care services in Delray Beach (Palm Beach County), North Miami (Miami-Dade) and Jupiter (Treasure Coast) since 2000. Click here to contact us.