<unk>  (or "tachypnoea") (Greek: "rapid breathing") is characterized by rapid breathing and is not identical with hyperventilation -<unk>  may be necessary for a sufficient gas-exchange of the body, for example after exercise, in which case it is not hyperventilation.
Tachypnea
Hypernea
Platypnea
Apnea
Dyspnea
Bradypnea
Orthopnea
Shallow breathing