Place your left hand on your left thigh and lift your right hand with the second and third fingers tucked in toward the palm. (mindbodygreen.com)
Using your middle finger to drive the miniature rubber flight stick, you can keep your first and third fingers on the two buttons, but it doesn't feel comfortable and any other arrangement feels slower and clumsier than the traditional mouse / trackpad setup. (trustedreviews.com)
When attempting this technique, it's important to make sure to support your baby's head with one hand, keeping your thumb near one ear, and third finger near the other ear, with the web of your hand at the nape of your baby's neck. (romper.com)