if you use the bare hand to push the bullets into the mag, at some point you will rip a good long chunk of skin off. wear gloves or use a object to do it. the butt of another magazine works too.
"Gun control: The theory that a woman found dead in an alley, raped and strangled with her panty hose, is somehow morally superior to a woman explaining to police how her attacker got that fatal bullet wound." L. Neil Smith
The problem with being stupid is you cannot simply decide to stop doing dumb things...