Remote Area Medical says it helped more than 700 people at a Knoxville clinic last weekend.
Doctors and dentists gave free check-ups, dental work, and eye exams to hundreds of needy patients. They made more than 350 pairs of glasses.
Crews from "The Daily Show with Jon Stewart" were at this weekend's clinic.
RAM officials say the comedy show plans to do a serious piece on health care and RAM will take a key focus. The segment is scheduled to air this month.