This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Caisson's disease is caused due to exposure to: 
Select and explain. 
A. Heat, B. Cold, C. Pressure, D. Noise
C: Pressure
Answer: C: Pressure 
Explanation: Exposure to pressure causes Caisson's disease, air embolism. Ref: Park 21st edition page: 746.