Anyone doing this?

Fanny

I've seen an article on a local mag that this old folklore tip is proven to be effective in aiding conception:

After having your daily dose of sexual intercourse Lie on your back with knees in the air. Placing a pillow under your head while dong this to aid the chances of the sperm in entering the cervix and then the Fallopian tubes...

I haven't done this but will do tonight! Anyone doing this already? And anyone can prove how effective this is?