what causes cancer – Orange Zone

Question: what causes cancer
- Keywords:
  cancer
Asked by what20dye to Sally, Mmboyi, Mike, Michael, Jacinta, Gliday, Elkana, Edna, Arnold on 22 Jul 2025.
- Arnold Lambisia answered on 22 Jul 2025:
  
  Cancer is caused by uncontrolled cell growth and division. This can be due to genetic factors, environmental factors, lifestyle choices, age, hormonal or immune factors and infections.
- Jacinta Nzilani answered on 22 Jul 2025:
  
  Cancer is caused by changes (mutations) in the DNA of cells that lead to uncontrolled cell growth. 🧬⚠️
  
  🔬 Main Causes (Based on Scientific Research):
  Genetic mutations – can be inherited or happen over time
  
  Smoking 🚬 – contains cancer-causing chemicals (carcinogens)
  
  Radiation exposure ☢️ – like UV rays or X-rays
  
  Infections – e.g., HPV, Hepatitis B/C, H. pylori
  
  Chemicals & toxins – e.g., asbestos, industrial pollutants
  
  Unhealthy lifestyle – poor diet, obesity, alcohol, lack of exercise
  
  Hormonal imbalances or chronic inflammation

Question: what causes cancer