Multiple choice general knowledge

Which is the non-contagious disease that is the most common in the world?

  1. DIABETES

  2. HYPERTENSION

  3. TOOTH DECAY

  4. HEART DISEASE

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Tooth decay (dental caries) is the most common non-contagious disease worldwide, affecting about 2.3 billion people globally according to WHO statistics. It's caused by bacteria in the mouth converting sugars into acids that dissolve tooth enamel.