vaguely high heels are good for a woman's sex life - here's the science:

[citygent]

Apparently, a shoe with a 15 degree angle on the heel and a 2 inch heel makes a woman's fagina tighter over time as she walks in them by lifting the pelvic floor and also improves orgasm.
Personally, I go for the 6 inch thigh boot as it does wonders for my prostate carpal tunnel :o)