Answer Wiki. The system would be cued off the pilot's helmet, so it will definitely look where your head is pointing, not your eyes specifically (that would be a gaze-tracking system, which AFAIK hasn't yet been used for this kind of application).
Exercise to Gain Leg Weight. Although you can't make your body gain weight in your legs, you can perform exercises that encourage the growth of leg muscle. Squats, lunges and step-ups are examples of such moves that target the legs and recruit a lot of muscle fibers for growth.
Leg Lifts â These are great for building up strength and muscles in your legs. If you find it hard to do the exercises with your legs straight, try bending them slightly. See: 10 Minute Workout for Your Butt, Hips and Thighs. Crunches â The best exercise for building up and strengthening abdominal muscles.