Huge or minuscule. All determined by the issue of faith. Fear is the flashing light of your unbelief. What you fear becomes the Seat of Power upon which you enthrone your god. Fear is not merely fear, humanly natural.
Fear is a shipwreck of faith.
The disciples on the stormy sea were afraid. The storm that rolled and flooded the ship was not the crisis. But that wasn't his real crisis. His shaking was a questioning of the power of his God. His faith was tested in the cauldron of real life misery.