FCS stands for Football Championship Subdivision and FBS stands for Football Bowl Subdivision. Teams in the FBS, formerly known as Division 1-A, determine their champion via â¦ ratings, both human and computer.
There are three primary ways a pregnancy can occur after a vasectomy: 1  Having sex without contraception before the manâs sperm count is confirmed to be zero. 2  Natural reversal, also known as recanalization. 3  Surgical error.
It is noted, however, that most men are sterile after 3-4 months even with no ejaculation. Is vasectomy better or worse than a woman having her tubes tied? While they both have a failure rate of 1/2,000, there is less pain and risk involved in vasectomy.