During the winter, my teeth become extremely sensitive in the cold, as well as I periodically suffer from sensitive teeth with hot or cold foods, so I need a toothpaste that won't add to the pain.  Sensodyne iso-active Foaming Gel is a great solution for anyone who has sensitive teeth, or wants pain free toothbrushing.  The Sensodyne brand is great for those with sensitive teeth and I have been using their products for a while and this is my new favorite.  Instead of a regular toothpaste tube, this formula comes in a small canister that squirts the gel.  The nozzle requires just a small amount...