Chronic bronchitis isnât contagious, but itâs a serious health problem that requires a doctorâs care. Acute, which can last for 1 to 3 weeks. Itâs usually caused by cold or flu viruses.
body movement, motion of all or part of the body, especially at a joint or joints. Body movements include abduction, adduction, extension, flexion, rotation and circumduction.
b [count] : a movement of your body or of a part of your body. He caught the ball and flipped it back to me in one fluid motion. She made a motion [=gesture] to her assistant. The wax should be applied using a circular motion.