It is really just jewlery. Just like necklaces, and braceletes (etc.) Its a "fashion" thing.
1920's is when American women started piercing their ears.
You may find that there is no scientific reason girls and boys pierce their ears, it is just for glamour reasons. It is not dangerous and you don't get a disease from it. The worst that can happen is that it gets infected, you have to let it heal and let it heal again. Girls pierce ears for fashion or cultural reason. There is no scientific reason for it. When ears are pierced, the earring is less likely to be painful to wear. Those who do not have pierced ears must wear a pinch type earring which can hurt the ear. Piercing the ear gives a means to "hang" the earring in a substantial bit of fat. It is less painful than the alternative.
Ears really don't have dangerous veins. You should be fine piercing anywhere on your ears.
Nothing there is no such piercing.
Ice and a slice of an apple. the acid in the apple cleans the piercing. This is why when people pierce their ears or lips or belly buttons on their own, the put a slice of apple behind it so it'll seep in.
Usually it depends on the piercing, but if its your ears you should be fine but just try not to touch it alot. If its not your ears you can shower but be careful not to get it caught on anything or move it alot.
Ears
tapers
like when they were born
So you wont get build up behind your ears and it so it can be squeaky ears
Go to a professional piercing studio. Make sure the environment is sterile. Don't go to a studio that will pierce your ears with a piercing gun, or somewhere that does not sterilize their products.
Ever since they wanted to