What is the definition of Hypertonic?
Hypertonic: A condition of excessive tone of the skeletal muscles; increased resistance of muscle to passive stretching. May be related to increased neural drive, synergistic dominance, trigger points, reflexive over-activity, and/or muscle length.
For example, knee valgus is correlated with increase activity (hypertonicity) of the adductor longus.
Related Terms
- Hypotonicity
- Hypotonic
- Muscle atrophy
- Muscle weakness
- Muscle fatigue
- Neural drive
- Synergistic dominance
- Trigger points
- Over-activity
- Muscle length
Synonyms
- Increased muscle tone
- Spasticity
- Over-Active
- Over-activity
Related Courses
- Overhead Squat Assessment (Part 1): Signs of Dysfunction
- Overhead Squat Assessment (Part 2): Sign Clusters and Compensation Patterns
- Ankle Joint Actions and Muscles
- Static Manual Release: Lower Leg Muscles