Sep 30, · Circumcisions in adulthood are less common. As an adult, uncircumcised individuals can decide for themselves whether they want to undergo the procedure. While some may opt for circumcision for. Aug 02, · While circumcision rates are declining in the U.S., more than half of male infants still get circumcised. But being circumcised as a baby isn’t the only time you can get the procedure done. Some.