Now, we are going to create a beating heart with photoshop!! Let’s go..

Create a New document (name it heart beat)

Select Heart card shape from header

Make heart

Edit a little to make the shape perfect looking

Go to Blending option-> Outer glow

Set the settings as the screen shot above

Blending option-> Bevel and emboss

Blending option-> comtour

Blending option-> color overlay

Blending option->stroke

press OK

Heart will look like this

Go to window and select animation

Select first layer and duplicate selected frame

Select second frame and then right click and go to blending option

Go to bevel and emboss size 70 and Depth 71

go to stroke and change size to 3

Select second layer and click motion button

now follow all images below and do the same

After all these settings click Ok

And now save it.

Done!!

credit: http://www.tutorialized.com/