هرودیکوس

right|thumb|200px|Herodicus. Herodicus () was a 5th century BC Greek physician, dietician, sophist, and gymnastic master (παιδοτρίβης). He was born in the city of Selymbria, a colony of the city-state Megara, and practiced medicine in various Greek cities including Selymbria, Megara, Athens, and Cnidos. Herodicus believed that exercise and a good diet are key foundations of health, and emphasized the use of both to treat various ailments. He may have also been one of the tutors of Hippocrates. He also recommended massage using beneficial herbs and oils. His theories are considered the foundati