Sprains and strains

Question 1

Sprain

Answer 1

Damage (overstretch/tear) to the ligaments

Question 2

Strain

Answer 2

Damage (overstretch/tear) to the muscle fibres or tendons

Question 3

Grades of strains and sprains

Answer 3

Grade 1: Usually mild, involves 25% of the tissue, recovery takes a few days
Grade 2: Moderate tears involving 25-50% of the tissue, takes several weeks to repair
Grade 3: Severe tears, indicate rupture 50%+ of the tissue, can take months to repair