Quote Originally Posted by SheFly View Post
Be careful with tire pressure - it's really an individual choice.

I am 5'10" and between 155 and 160 lbs on a given day. I run my MTB tires (with tubes) between 50 and 60 PSI ALWAYS, including racing. Too much, Becky says! Not so, say I. I haven't flatted on a ride or in a race in years - no fear of pinch flats (and in New England, everything is rocky and rooty).
I started at 50 and worked my way down until I found the "sweet spot".

It's very much an individual thing and comprised of many variables.