What kind of time difference would one expect in changing from a road bike with aerobars to a tri bike with aerobars over a HIM distance if using the same wheelset?
I quickly browsed an article in Men's Health that talked about doing a triathlon, and how it wasn't really that hard. With a "tsk!" I quickly turned the page while thinking, "Yeah, right!"
All-around body strengthening and conditioning, in short, will make the athlete stronger from head to toe to push bigger gears and to apply more power in your swim stroke.