Any doctors who make decisions that are not based on the welfare of his patient are following their Hippocratic Oath in its intentions. Doctors are held to a high standard and when a surgeon tries to convince a patient to get hair transplant surgery when it is not best for him, he is not really acting as a doctor should. The hair has to come from somewhere on your body. Wherever you take the hair from is called the donor site. There can be different donor sites for different people. The most common donor site for hair transplant surgery is on the head. If the sides and back of your head have full lustrous hair, you are in luck. She will probably tell you that you will be sedated and given a local anesthesia. This will be enough to help you relax and keep pain from being a part of the hair transplant procedure. You will only feel pressure on your scalp. Finally, you will be told to make arrangement to be taken home on the day of the hair transplant surgery. To calculate the number of grafts you need for hair transplant surgery, there are several factors to take into account. The thickness of the hair shaft makes a difference. Whether the hair is curly or straight determines if the hair will lie flat or stand up, creating more fullness. Another important factor for hair transplant is the color of the hair in contrast to the color of the skin. Mega-sessions where thousands of grafts are done in one sitting help to shorten the overall time. However, the length of these sessions is often grueling. 5. Hair transplant surgery may be combined with other procedures. If you do not have enough hair, you cannot have a normal hair transplant surgery. If there is even the slightest lack of coverage, it will be evident. Just imagine a very light-skinned person with jet-black hair. This person's hair follicles will stand out in a very obvious way. No one ever knows how hair transplant surgery will turn out until they see the results. All of the basic problems can be dealt with if a skilled surgeon is involved.