First, the risk of infection is low. Anywhere from 5% to 8% of patients experience complications due to bacteria and other contaminants. In severe cases, these infections can lead to hospitalization or even death.
Second, you may have a greater chance of medical conditions worsening if you smoke or take certain medications like blood thinners such as Warfarin (Coumadin).
Third, a risk that many people don't consider is the possibility that you'll never be able to have another surgery again because there might not be enough healthy tissue left near your scar.
Also read - Which actresses ruined their face with plastic surgery?

