Each sprain can weaken the structure of the ankle, causing chronic instability. Patients with chronic ankle instability experience: Pain or tenderness. Weakness.

Is your ankle weaker after a sprain?

A new study also reported that the muscles that pull the foot and ankle inward (called invertors) are weak after an ankle sprain. Exercises for ankle sprain usually focus on the muscles along the outside of the ankle called the evertors. However, it may be that weakness of the invertors is the real problem.

Will a sprained ankle always be weak?

Repeated ankle sprains often cause—and perpetuate—chronic ankle instability. Each subsequent sprain leads to further weakening (or stretching) of the ligaments, resulting in greater instability and the likelihood of developing additional problems in the ankle.