Anxiety is a normal response of the organism to stress that has allowed us to survive as a species in situations of danger. It has an adaptive function.
We speak of an anxiety disorder when said reaction occurs in situations that are not dangerous, is excessive due to its intensity or duration, and negatively interferes with our daily lives.
Anxiety can manifest itself through physical symptoms such as sweating, palpitations, tachycardia, dizziness, tremors, a feeling of shortness of breath, cold skin… and psychological symptoms such as a feeling of fear and threat, that something bad is going to happen, inability to relax, irritability, inability to fall asleep, to concentrate or remember things…
There are many types of anxiety disorders, although the main ones are: