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What is the process for a hair transplant?

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During a hair transplant procedure, the surgeon removes a healthy section of scalp that is still producing an abundance of hair. The section of scalp is then separated into a number of tiny grafts, about 500 to 2,000, which are implanted into thinning and balding areas of the scalp, according to WebMD. Each graft consists of an individual hair or a group of just a few hairs.

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In most procedures, the section of healthy scalp is removed from the back of the head since hair usually grows thicker in the nape. Those who do not have enough hair on their head to create grafts may be a candidate for a new technique that involves harvesting grafts from the chest, says DailyMail.com.

Harvested grafts are implanted into thinning areas via tiny holes or slits. The procedure, which takes four to eight hours to complete, is performed under local anesthesia right in the surgeon's office, explains WebMD. Additional sessions are often necessary to achieve the desired look.

People who undergo hair transplant surgery often have to use topical hair-growth medications, such as minoxidil, for four to six months after the procedure, according to Donovan Hair Restoration. Patients who are worried about continued hair loss may have to use the medication long term.

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