Organ donation takes healthy organs and tissues from one person for transplantation into another. Organs you can donate include. Internally such as Kidneys, heart, liver, pancreas, intestines, lungs externally as Skin.
Depending on acceptance Bone and bone marrow can also be transferred. Complicated transfer is Cornea. Most organ and tissue donations occur after the donor has died. But some organs and tissues can be donated while the donor is alive.These organ include kidney, liver etc. Because with one functional kidney the donor is able to lead a healthy life. And in liver transplant the donor can donate part of their liver since liver is having the ability to regrow. Living donor is also able to donate several types of tissues but still could lead a healthy life