Here are a few simple exercises you can practice and do at home!
#1 Core Strength/Balance
Balance on right foot. Bend down slightly and then come back up keeping left foot off ground. Switch to left foot and follow same procedure. Do this five times on each foot.
#2 Standing Lunges
Place feet in a front straddle position. Stance should not be too uncomfortable. Lunge forward and then back to a standing position. Repeat five times. Switch leg position and complete five more. Make sure leg does not go past a 90 degree angle.
#3 Criss-Cross Knee Crunches
Lay down on a flooring that is somewhat padded. Lay out straight and lift legs up. Take left arm and touch elbow to right knee. Then twist slightly and touch right elbow with left knee. Make sure you keep alternating legs off the ground. Start off with a few then add as you get stronger.