health

Hockey player shares the 2 symptoms that led to his Stage IV colorectal cancer diagnosis at age 26

March 28, 2026 / 8:00 AM EDT / CBS News

Hockey player shares the 2 symptoms that led to his Stage IV colorectal cancer diagnosis at age 26

TL;DR

  • David Lyon was diagnosed with Stage IV colorectal cancer at age 26 after experiencing blood in his stool and abdominal pain.
  • Colorectal cancer cases are rising in young adults, becoming the leading cancer cause of death for those under 50.
  • Key symptoms to watch for include rectal bleeding, lower abdominal pain, unexplained weight loss, and changes in bowel habits.
  • Lyon underwent three years of aggressive treatment, including chemotherapy, surgery, and a liver transplant.
  • He is now cancer-free and hopes to encourage young people to seek medical attention for concerning symptoms.
  • Lyon uses his streaming proceeds to donate to cancer charities and raise awareness.