Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 2 of 2 for Male reproductive system
  1. ... which make sperm and are organs of the male reproductive system. This cancer is more common in white men ...
  2. ... decisions about blood pressure goals. Research to help male infertility Many different factors can affect a couple's ability to conceive. One is sperm motility. Inside the female reproductive tract, sperm use their tail-like appendages to ...