Transplantation can be divided into organ transplantation, skin transplantation, IVF embryo transplantation, etc., whether you can sleep on your side needs to be decided according to different circumstances.1, organ transplantation: at this time, it is necessary to be assessed by the doctor to see if you can sleep on your side, i.e., whether the patient has any positional restriction after the operation, such as common kidney transplantation, most of which cannot sleep on your side in order to avoid excessive compression of the transplanted kidney and so on.2, skin transplantation: again, it is necessary to be evaluated by the doctor according to different circumstances. Skin transplantation: again, it needs to be evaluated by the doctor according to different situations. It should be noted that no matter what kind of sleeping position should pay attention to the hygiene of the transplanted area to avoid infection; 3. IVF embryo transplantation: you can sleep on your side on the first day after the transplantation, and there is no need to restrict the position or lie down in the bed, so you can live a normal life. But avoid strenuous exercise in the days after the transfer. There is also no need to be overly nervous and take the luteal support medication on time as prescribed by the doctor.