more tutorials:

vampire makeover
light explosion text.
Ice text.
Glass text effect.
Bloody text.
Create realistic vampire fangs.
Create a Smoky Eye make up.
Changing Eye color and eye retouching.
change hair color.
Making dark and cold photo effect.
Creating ghost photo.
Drawing fake blood.
Create forum signature in photoshop.

Creating blood

Step 6

Use the same techniques to add more blood.
more blood

Step 7

Lets add a little highlights, Create a new layer,
Use the Brush Tool brush tool, use a brush with size of 2-3px ,hardness 0% and Opacity 10%.
Apply the brush few times until you have very bright light reglections,
Then use the Sharpen Tool sharpen tool and sharpen the highlights a little.

Step 8

If you wish to change the toning of the blood, marge all the blood layers together, and go to Image > Adjustments > Hue\Saturation.
hue sat

That's it :)
final image