This is a health question so dont report i just wanted to know Is Master bation bad for your health

and what is the most best and effective way to do it

Nope it's not bad at all! :) just try things out and see what works for you

answer; mistrust of the health care system;

i think it's the first one because doctors aren't the ones who get rid of the old needles. most of them time it's not even doctors who give you shots, it's nurses.