How to whiten teeth using Adobe Photoshop

in this lesson im going to show you how you can whiten teeth using Adobe Photoshop . it's a very easy but very useful trick that you can use to make pictures look better.
1) open the image you want to work on.

2) zoom in to the teeth area.
3) select the dodge tool from the tool box and set the exposure to 60 or 70.

4) select a soft brush for the dodge tool and start painting over the teeth till you get the results that you want , do not over use the dodge tool cause it might damage the image and it wont look realistic.