A medical system includes: a first medical instrument; a second medical instrument that assists operation of the first medical instrument; a biological information detection section that detects biological information of a patient as a biological information detected value; a manipulation information detection section that detects manipulation information based on a situation of manipulation associated with the operation of the first medical instrument; and a system control apparatus provided with a control section that outputs an instruction signal for controlling the second medical instrument based on the biological information detected value detected by the biological information detection section and the manipulation information detected by the manipulation information detection section.
