Author profile
Ryan Flannigan, MD
Concerns regarding declining sperm counts have existed for over 50 years, and even predate the use of a standard means to assess semen characteristics.[1] The scientific characterization of semen samples has also... Read More
Men have been having vasectomies for more than 200 years.[1] Every year, approximately 6% of men (500 000) in the United States undergo a vasectomy.[2] In Canada, approximately 15% of men have the procedure, as the... Read More