A phobia is a type of anxiety disorder that causes an individual to experience extreme, irrational fear about a situation, living creature, place, or object it is a type of anxiety disorder. It is a strong, irrational fear of something that poses little or no actual danger.
There are many specific phobias. Acrophobia is a fear of heights. You may be able to ski the world's tallest mountains but be unable to go above the 5th floor of an office building. It is unusual for a phobia to start after the age of 30 years, and most begin during early childhood, the teenage years, or early adulthood.
They can be caused by a stressful experience, a frightening event, or a parent or household member with a phobia that a child can ‘learn.’