104472
Caregivers most commonly assist with impairments related to old age , disability , a disease , or a mental disorder .
 old age, disability, disease, mental disorder
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:
 old age, disability, disease, mental disorder