Spasticity

Definition

Spasticity is a condition characterized by abnormal muscle tightness due to prolonged muscle contraction, often resulting from damage to the nerve pathways controlling muscles in the central nervous system. It can lead to difficulty in movement, muscle stiffness, and pain.

Related terms

Muscle tone: The continuous and passive partial contraction of the muscles or the muscle's resistance to passive stretch during resting state.

Motor control: The process by which humans and animals use their brain to activate and coordinate the muscles and limbs involved in the performance of a motor skill.

Central nervous system: The part of the nervous system consisting of the brain and spinal cord, which is responsible for processing information and controlling bodily functions