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
If alternate of medicine were accepted as a modality of therapy, then 'Yoga' would be best described as a form of- 
Select and explain. 
A. Physiotherapy, B. Preventive Medicine, C. Emergency Medicine, D. Caloric usurper
B: Preventive Medicine
Answer: B: Preventive Medicine 
Explanation: Ans. is 'b' i.e., Preventive Medicine 'Yoga' is a practice that involves training of the mind, body and breathing to deliver various health benefits. Regular practice of Yoga can be best defined as a form of 'Preventive Medicine' that has shown beneficial effect on several aliments including Backache, Anxiety, Headache, Hypeension etc.