104079
Much of the now-common knowledge concerning heart disease , such as the effects of diet , exercise , and common medications such as aspirin , is based on this longitudinal study .
 diet
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 diet