Sperm counts are declining globally, and nearly one in six people will experience infertility at some point in their life. Former Bachelor star Colton Underwood is one of them. Here, he shares his experience with infertility and entering "sperm rehab."
Men Over 50 Less Likely to Have a Baby With IVF webmd.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from webmd.com Daily Mail and Mail on Sunday newspapers.