<human>: What are the best ways to prevent a sprained ankle?
<bot>: 
1. Wear comfortable, supportive shoes that fit well and provide adequate arch support.
2. Stretch before you exercise or walk for at least 10 minutes each day.
3. Avoid activities with lots of sudden stops and starts.
4. Make sure your ankles have enough room when you walk.
5. Use good technique when walking or running by keeping your feet pointed straight ahead and landing on the balls of your feet.
6. Ice and elevate your ankle as soon as possible after injury.
7. Seek medical attention if pain persists.