Quote:
In an ideal posture, where a vertical line can be drawn from your ear through your shoulder, hip, knee and ankle, "the weight is carried efficiently", he noted..
But if the head is constantly held forward to squint at a screen, then the unusual posture makes the head feel up to four times heavier, increasing strain across the whole body, he explained
This does not look good over the long haul. The texting "Praying Mantis" position is stressful well beyond the hands and fingers.