Start from a neutral standing position.
Shift your weight to the same side as the affected ankle.
Balance on this leg.
Bend the other knee and lift this foot off the floor.
Spread your arms for balance and take a moment to stabilise.
Bend the knee on the leg you are standing on and then straighten this leg and lift using your toes.
Lower back down until your foot is flat on the floor.
Repeat twice more and then return to the neutral standing position.