> …erections in space are difficult to achieve because in zero gravity, blood tends to collect in the head and feet.

— [Constance Adams][1] during [PopTech!][2] (via [Jason Kottke][3])

[1]: http://www.hobbyspace.com/AAdmin/archive/Interviews/Systems/ConstanceAdams.html “An interview with Constance Adams”

[2]: http://www.poptech.org/ “PopTech – The Impact of Technology on People”

[3]: http://www.kottke.org/03/10/poptech-roundup “kottke.org: PopTech Roundup”