Here are some simple eye exercises you can do to strengthen your eyes. 1) Keeping your head still, turn your eyes from side to side 6 times, repeat 2 or 3 times. 2) Keeping your head still, move your eyes up and down 6 times, repeat 2 or 3 times. 3) Keeping your head still, gently roll your eyes in a circle and then reverse it, repeat 2 or 3 times. Do these exercises daily.