Not always, but some people think it is.
Some people think it is.
There is nothing healthy about circumcision. On the contrary this procedure is harmful and is even reputed to be associated with mental illness associated with trauma. MEn who were abused as children in this way are also more likely to abuse thier own children in the same way.
The cutting into a child for any reason other than medical emergency is a violation of human rights, assault, and child abuse.
No, the penis is not shortened by circumcision.
No circumcision is not beneficial to health. on the contrary it is harmful.
No, penis size has nothing to do with circumcision.
Circumcision has nothing to do with infertility.
It is a part of our covenant with HaShem, the creator. They copied the custom from the ancient Egyptians Who used it as a way of differentiating themselves from the lower class plebs. Religion can be used and has been throughout society to convince people to abuse them selves and each other. Jewish circumcision is easier to maintain because it is done to children and very rarely to adults.
When you develop SERIOUS conditions where circumcision is the Only option.
The circumcision scar is permanent and it can not be gotten rid of.
No, it is nothing to do with it. Circumcision is the removal of the foreskin from the penis.
Surgery can extend, but the surgical procedure that does it is not called circumcision.