<human>:  What are some symptoms of anxiety?
<bot>: Some symptoms of anxiety include feeling restless or tense, having a sense of impending danger, having difficulty concentrating, having a rapid heart rate, and having difficulty sleeping. Other physical symptoms may include sweating, trembling, nausea, and muscle aches. Cognitive symptoms may include racing thoughts, obsessive thinking, and difficulty making decisions. Emotional symptoms may include feelings of fear, worry, and panic.