https://bestlifeonline.com/facts-mens-bodies-women-dont-know/

https://www.bustle.com/p/9-unexpected-things-that-you-had-no-idea-the-male-body-does-5510944

https://www.thelist.com/142563/surprising-things-the-male-body-can-actually-do/

https://www.oprah.com/health/facts-about-male-body-male-body-facts/all