Stress is the body's physical and emotional response to changes or disruptions in life. It can be positive (eustress) or negative (distress), depending on how the body reacts to a stressor. A stressor is anything that causes an individual stress. Loss and grief are normal reactions to death or life changes like relationships ending. Grief is extreme sadness and an important, healthy part of coping with loss. People may grieve different experiences like disasters, misfortunes, or separation from others. Prolonged stress can develop into mental disorders like major depressive disorder, bipolar disorder, schizophrenia, or post-traumatic stress disorder. These are characterized by symptoms like persistent sadness,