Let's face it, we've all been obsessed with vampires at one point or another. Twilight, True Blood, and others are just a few examples of the modern fixation on these mythical beings.
If vampires coexisted with us, would you want to be one (i.e. turned)? Here's a picture of one you probably wouldn't look like.
Although I'd like to be converted while still in my twenties, but overall it really wouldn't matter since your appearance would be more youthful/attractive as a result of the transition as they say.