Do you brush your teeth starting on the SAME side of your mouth as your dominant hand (e.g. the right side of your mouth if you are right-handed) OR on the OPPOSITE side (e.g. the left side of your mouth if you are right-handed)?

Do you brush your teeth starting on the same side of your mouth as your dominant hand (for example, the right side of your mouth if you are right-handed) OR on the opposite side (for example, the left side of your mouth if you are right-handed?