Your browser does not support native audio, but you can download this MP3 to listen on your device.Of Sperm And Penis Rings April 7, 2017 Dr. In The House, Sexual Health & Fertility Dr George Lee returns to discuss the latest medical news. This week, he explains the latest research in sperm swimming. Apparently, it is all down to “simple math”. We find out what that means. Also, he shares his thoughts on the recent incident of penile strangulation, which left a Penangite in a bit of bind. What does he think about penis rings? Your browser does not support native audio, but you can download this MP3 to listen on your device. Leave a Reply Cancel ReplyYour email address will not be published.CommentName* Email* Website Save my name, email, and website in this browser for the next time I comment.