Vertigo is when a person feels as if they or the objects around them are moving when they are not. Often it feels like a spinning or swaying movement. There may be associated nausea, vomiting, sweating, or difficulties walking. It is typically worsened when the head is moved. Vertigo is the most common type of dizziness.

Vertigo is a form of dizziness.

• Acrophobia, the fear of heights, often incorrectly called vertigo