Several biologic theories are postulated for the pathogenesis of phobic disorders, most focusing on the dysregulation of endogenous biogenic amines. Sympathetic nervous system activation is common in phobic disorders, resulting in elevations in heart rate and blood pressure, as well as symptoms such as tremor, palpitations, sweating, dyspnea, dizziness, and paresthesias.
How well phobia treatment will work depends partly on the severity of the phobia. Though some phobias are never completely cured, therapy can help many people learn to function effectively. Types of therapy include: Desensitization, Flooding -- prolonged exposure to a fearful situation or experience, Graded exposures, Biofeedback Attending phobia clinics and support groups has also helped many people overcome their fears. In addition, medication may help some people overcome their phobia.
At Mayo Clinic, research is going to cure the effects of phobia.
Around 65% of populations are suffering from phobias.