Anxiety is a normal human emotion that everyone experiences at times. Many 
people feel anxious, or nervous, when faced with a problem at work, before taking a test, or making an important decision. Anxiety disorders, however, are different. They can cause such distress that it interferes with a person’s ability to lead a normal life.
Symptoms vary depending on the type of anxiety disorder, but general symptoms include:
- Feelings of panic, fear, and uneasiness
- Problems sleeping
- Cold or sweaty hands and/or feet
- Shortness of breath
- Heart palpitations
- An inability to be still and calm
- Dry mouth
- Numbness or tingling in the hands or feet
- Nausea
- Muscle tension
- Dizziness