The exact causes of anxiety disorders are unknown. However, certain risk factors associated with these conditions include personality, family history, being female, stress and brain illness. People with anxiety disorders... More » Health Conditions & Diseases

According to WebMD, anxiety is caused by the use of drugs, psychological conditions, physical conditions or by more than one of these factors at the same time. Anxiety comes in many different forms; some common anxiety d... More » Health Conditions & Diseases Mental Health

Certain experiences, medical conditions or medications may cause anxiety, the symptoms of which include feeling nervous or powerless, an increased heart rate, rapid breathing and sweating, states Mayo Clinic. Anxiety oft... More » Health Conditions & Diseases Mental Health
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