A heartbeat & body sound effect, generated with Stable Audio 3.0 SFX from the prompt below. Copy the prompt, change a word and generate your own version.
heartbeat slowing gradually and weakening until it stops, deep internal thumps spacing out, dark and quiet
Generated with Stable Audio 3.0 SFX. These models respond to material, action and space, so the most useful edit is usually swapping one concrete noun for another.