Ok I know the title might not be the best but wanted to ask did anyone have anxiety moments that made them laugh when they realised what was really happening was harmless?

My example. 

Enjoying spoken "SCPs" on YouTube.
Suddenly can hear and feel my heart beat 

OhNoIAmDying.jpg

Take off my headphones to listen better.

Sound stops.

It was part of the audios background in the video of listening too..