Common anxiety signs and symptoms include: Feeling nervous, restless or tense. Having a sense of impending danger, panic or doom. Having an increased heart rate. Breathing rapidly (hyperventilation) Sweating. Trembling. Feeling weak or tired. Trouble concentrating or thinking about anything other than the present worry.

Anxiety disorders can cause rapid heart rate, palpitations, and chest pain. You may also be at an increased risk of high blood pressure and heart disease. If you already have heart disease, anxiety disorders may raise the risk of coronary events.

feeling like you can't stop worrying, or that bad things will happen if you stop worrying. worrying about anxiety itself, for example worrying about when panic attacks might happen. wanting lots of reassurance from other people or worrying that people are angry or upset with you.

Anxiety disorders are characterized by a variety of symptoms. One of the most common is excessive and intrusive worrying that disrupts daily functioning. Other signs include agitation, restlessness, fatigue, difficulty concentrating, irritability, tense muscles and trouble sleeping.