A doctor, who treated a 22-year-old with colon cancer, shares what everyone should know about cancer symptoms

Tech Insider : Business
A young woman holding her stomach, sitting in bed with abdominal cramps.
Stomach cramps, bloating, abdominal pain, and digestive upset can be early signs of colorectal cancers.

LaylaBird/Getty Images

I tried the next frontier in cancer screening. I'm dubious.

Tech Insider : Business, Style, Technology
Hilary Brueck

Zoë Meyers for BI

I watch as my crimson-red blood quickly fills two small glass vials, then gets packed into an ice-cold sleeve to be shipped off to a cancer-hunting lab.

A mom in her 30s was diagnosed with stage 3 colorectal cancer after doctors dismissed her symptoms for 6 years

Tech Insider : Business
A woman in a mask receiving infusion treatment in the hospital.
Marisa Peters was diagnosed with colorectal cancer after years of managing symptoms like changes to her bathroom habits.

Courtesy of Be Seen

A 42-year-old thought blood in the toilet was pregnancy-related hemorrhoids. She had colorectal cancer.

Tech Insider : Business
laura smiling, with newborn, before diagnosis
Laura Behnke didn't know she had colorectal cancer when this photo was taken.

courtesy of Laura Behnke

A new report reveals that a third of colon cancer cases now occur in the rectum. Take these steps to protect yourself at any age.

Tech Insider : Business, Environment
woman on the toilet

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A 20-year-old woman had waves of stomach pain for months. She was eventually diagnosed with stage 2 colon cancer.

Tech Insider : Business, Travel
Katie Davis
Davis, 21, was diagnosed with colon cancer in late 2024 after experiencing stomach pain.

Katie Davis

I almost brushed off sharp stomach pain — it turned out to be stage 3 colon cancer

Tech Insider : Business
mark outside
Mark Seguin was diagnosed with colon cancer at 35. He's discovered exercise can dramatically reduce the risk of colon cancer recurrence.

Courtesy of Mark Seguin

The fundraiser for James Van Der Beek's family highlights a harsh truth about young cancer

Tech Insider : Economy, Business, Style
James Van Der Beek and his wife Kimberly.
James Van Der Beek and his wife Kimberly.

Tasia Wells/Getty Images for The Trevor Project

Colon cancer is officially the deadliest cancer for people under 50. Experts are shocked at how quickly this happened.

Tech Insider : Business, Environment
colon cancer rally dc
Cancer survivors visited a fight colorectal cancer "United in Blue" flag installation on March 10, 2025 in Washington, DC.

Paul Morigi/Getty Images for Fight Colorectal Cancer

He was 37, constipated, and exhausted. What doctors thought was IBS was stage 3 colon cancer.

Tech Insider : Business
Mohammad Samad poses for a photo in a hotel room.
Mohammad Samad was leading a healthy lifestyle when he was diagnosed with colon cancer at age 37.

Mohammad Samad

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