doctor hematologist transfusiologist candidate of medical sciences chief freelance specialist transfusiologist of the ministry of health of russia visitello hello , rarely do people decide to become a donor because there is a physiological fear, well, to donate their blood. and what will happen to me and in general is it possible to do this? it will somehow affect my body, it’s amazing, really, that donation is such story, when you can give something of your unconditionally necessary in the body. and at the same time , it will not always disappear from you in the body. yes , regardless of whether the donor is or just a healthy person. some cells always outlive their useful life , are destroyed, some molecules are removed. well, if we take the example of red blood cells. yes, we have an update process. so we have old cells that, uh, survive. well, on average , they have a lifespan of about 4 months. yes, uh, then they are destroyed by our body. the mechanism instead of them begins to produce new young cells, respectively, it turns out that if these cells are taken away from a person, yes, then the body begins to produce new ones withou