If you were to remove your breasts would you still survive and function normally?

If u needs that to : Be done, due to cancer or other reasons of course , women have had to have their breasts removed because of cancer for years and angelina jolie had her's removed - both of them, to prevent cancer, and she is functioning fine, unfortunately , presently women who don't survive- it is not from having the breasts removed , it is because they have cancer that has spread throughout their body or other.