From the Health Day news article:
Working on your balance is key to staying active and injury-free today and in the future. Balance is part of some exercise disciplines, and there are also specific exercises you can do.
Get started with heel-to-toe walking. Place the heel of your right foot just in front of the toes of the left foot. Heel and toes should just barely touch. Focus on a spot ahead of you and take a step, putting the left heel just in front of the toes of the right foot. Take 20 steps to start, and work up from there.
Next, practice standing on one foot. Balance on one foot for 20 seconds, then switch to other foot. Hold onto a sturdy counter at first if needed. Gradually add more time.
Read more at the link: