Catatonic immobility is associated with psychiatric conditions such as schizophrenia. it is characterized by disturbances in motor (muscular movement) behavior with either psychological or physiological basis. It can include periods in which the individual moves very little and does not respond to instructions. The individual holds rigid poses for a considerable length of time. They may maintain this position for hours, days, weeks or even months.
You can socialize at events to gain experience in that area, you can join social media to gain experience(as long as it is a healthy environment) or you can do things with friends.