There are many symptoms of anxiety. In adults anxiety may feel like:
Sweating, trembling, or feeling a fast heart rate
Being fatigued easily
The symptoms of anxiety must occur more often than not over several months to confirm the diagnosis. Anxiety symptoms may present with other disorders, such as alcohol abuse, post- traumatic stress, medication side effects, schizophrenia, or obsessive compulsive disorder, for example.
What are some disorders that cause anxiety, but are not anxiety? People may feel symptoms similar to anxiety with these unrelated medical conditions:
Temporal lobe epilepsy
COPD / trouble breathing