You are requesting that your library account password be reset. After you submit this request, we will email you a link that you can use to set a new password for your account.
In order for this to be successful, you must provide either a valid library card number or a valid library username, and we must have a valid email address on file for your account.
Although facial and body hair are the most visible signs of male puberty, the process of becoming a man actually involves major organs like the heart and lungs. No one demonstrates that better than 14-year-old Jesse, whose physique is developing r...
Read more
Contents
Puberty: The Journey Beings (3:18) -- Hormones Drive Changes in Boys (3:11) -- Growth Spurts in Teen Boys (3:23) -- Testosterone and Vocal Cords (2:50) -- Rapid Growth Periods for Boys (4:02) -- Later Phases of Puberty (2:40) -- Trials and Tribula...
Read more