i just wanted a little more info?

Question

im really new to this masurbation thing so i have a few questions
1)do i need to use some kind of lube cuz sometimes around the head gets sore a little
2)when i *** should i in a sock like in the movies and how do i do that its hard
3)so should i hide this kinda stuff from my girlfriend or what

Answer 1

im not sure about 1 and 2 but 3 i wouldnt hide it b.c i think its normal for most guys...