What is "biomechanically"

Usage examples of "biomechanically".

I was just reading a review in one of his running magazines of the latest in "Sport Utility Sneakers," as they are evidently called, and it was full of passages like this: "A dual density EVA midsole with air units fore and aft provides stability while a gel heel-insert absorbs shock, but the shoe makes a narrow footprint, a characteristic that typically suits only the biomechanically efficient runner.

If my son can have his choice of a seemingly limitless range of scrupulously engineered, biomechanically efficient footwear, why does my computer keyboard suck?

That was why Kira had taken the precaution of having Seven's vocal cords biomechanically locked.