Are 2D,3D,4D, and 5D elective ultrasounds safe? For my baby and me?

Are 2D,3D,4D, and 5D elective ultrasounds safe?

3D, 4D, and 5D HD ultrasounds use the same frequency your doctor uses in the routine 2D ultrasound. Ultrasounds have been used for over 40 years, and according to the FDA, there have been no proven side effects from their proper use.