Symptoms of anxiety may appear at all ages. Among the most frequent include:
- Fears (often of the dark)
- Irritability
- Restlessness
- Avoidance behavior
- Recurrent stressful thoughts or feeling of being in danger
- Recurrent images
- Attention, concentration, and memory disturbances
- Shaking
- Dizziness, instability 1 Tachycardia, dyspnea, chest pain
- Muscle contractures
- Gastrointestinal disorders (diarrhea, constipation)
- Sweating