Hello, The brief description provided by you here is suggestive of a Dissociative disorder. Hence please consult a Psychiatrist near you for detailed assessment and management. Such episodes are usually associated with underlying stress, anxiety, and depression or significant psychosocial difficulties. Hence the assessment will be geared to all of these along with some basic medical evaluation. A combination of mediation and psychotherapy is usually recommended for such problems. However please be well assured that your condition can be helped with proper guidance and treatment. Hope this helps you. Best wishes for your health and future.