[lwhi]

The times I've tried this, I've felt quite warm afterwards. It definitely helps circulation.

Takes a lot of getting used to though - it's quite difficult to concentrate on getting clean when your body's concentrating on trying to breath :)

[slindstr]

I couldn't agree more on both points! Luckily since I'm in Florida, our water doesn't get that cold, but it gets cold enough to make me yelp every time I jump in.