No more sperm left

Briefs are bad for your sperm count. Learn about the procedure and results of a sperm analysis…. Barely years ago, it was considered a major scientific breakthrough when scientists came up with the idea that a fully formed, tiny human inhabited the head of each sperm — totally debunked and untrue. These methods include:. Note that the blockage can still be present even after an infection has been treated. The causes of these anomalies are not always known. If you choose to use an embryo donor, neither intended parent would be genetically related to the child.