no matter how many saves i make, they end up lagging like hell after a certain amount of gameplay time...i play on ps3 and with my 4th charecter starting to lag, im getting worried and irritated...is there any reason this is happening? is it happening to others? and is there a way to Resolve it?

wait for 1.4, (This week) it will optimize skyrim for PS3

This is a (well) known issue with PS3 users.

I play on the PC, so I can't give you any tips on what to do but you can go here: http://www.gamesas.com/forum/182-playstation-3/ . This is the place to see what you can do to help alleviate some of your lagging issues.