Common symptoms of anxiety as listed in the Diagnostic and Statistical Manual Edition 5 include:

 Feeling restless, "keyed up," or otherwise "on edge"

– Constant feeling of fatigue

– Constant feeling of fatigue

– Irritability

– Irritability

Image + Info source: Google

– Difficulty concentrating or your mind going blank

– Difficulty concentrating or your mind going blank

Image + Info source: Google

– Trouble falling or staying asleep

– Trouble falling or staying asleep

Image + Info source: Google

– Muscle tension

– Muscle tension

Image + Info source: Google