Provided are an air conditioner (100) control method based on human body sleep state and an air conditioner using the control method. The air conditioner control method comprises the following steps: using an infrared sensor (201) to detect and determine whether a user in an air-conditioned room is in a lying state; if it is determined that the user in the air-conditioned room is in the lying state, a radar sensor (202) starts to sample a breathing state of the user within a unit time and determine a sleep state of the user; when the user is in a non-sleep state, controlling an air conditioner to run to enable a real-time human body comfort level of the user to be equal to a standard human body comfort level; when the user is in a light sleep state, the control mode controls the air conditioner to run to enable the real-time human body comfort level to be equal to a first corrected standard human body comfort level; and when the user is in a deep sleep state, controlling the air conditioner to run to enable the real-time human body comfort level to be lower than a second corrected standard human body comfort level, wherein the second corrected standard human body comfort level, the first corrected standard human body comfort level and the standard human body comfort level are sequentially decreased.
展开▼
