The scientific term for a fear of spiders is "arachnophobia." This specific phobia can cause significant distress and anxiety when encountering spiders or even thinking about them. Arachnophobia is one of the most common animal phobias, affecting many individuals around the world. Symptoms can include panic attacks, avoidance behavior, and an increased heart rate. Treatment options often include exposure therapy, cognitive-behavioral therapy, and desensitization techniques to help individuals manage their fear and reduce anxiety-related responses associated with spiders.