For someone with panic disorder, feelings of anxiety, stress and panic occur regularly and at any time. They often occur for no obvious reason.
A panic attack is a feeling of intense and sudden anxiety. Its physical symptoms are shaking, feeling disorientated, nausea, rapid and irregular heartbeats.
Common types of eating disorders are anorexia, bulimia and binge eating disorder (BED). There are treatments that can help.
Social anxiety disorder, also called social phobia, is more than shyness. It's an intense fear that doesn't go away.
It isn't just adults who get anxiety. Learn about the symptoms, causes, and treatments for anxiety in children and teenagers.
Anxiety is an everyday feeling. But it can become a problem when there is no obvious reason for it. Or when anxious feelings persist for more than a couple of weeks.
Read about the signs of health anxiety and self-help tips that may help you
Find out about insomnia, including why it happens, what you can do about it, and what treatments your GP can offer.
A hoarding disorder is where a person gathers an excessive number of items and stores them.