Originally Posted by
1989Pre
It's easy to check behind you? I think that is one of the most ill-considered comments I've heard on this site.
It's easy to check behind you. There.
If you can't fathom how a person can swivel his/her head, then do it differently: move your chin down to your chest and look under your arm -- between your arm and chest, really. It's easier to demonstrate than describe, but it's quick, safe, and gives a full view of everything behind you.