Next time your son comes home and tells you that his classmates are telling him that it is more manly to play football or basketball than swim, point him to the below study. Seems men with higher testosterone levels prefer one-on-one competition to group competition.
www.pranjmehta.com/.../Mehtaetal2009.pdf
Parents
Former Member
Stillwater is out of the office and unable to respond. He is back in time.
He will return later, before this was written.