Amnesia is a condition that affects a person's memory, making it difficult to remember past events or learn new information. It can be caused by various factors, including head injuries, stress, or certain illnesses. People with amnesia may forget important details about their lives, such as names, places, or experiences, which can be confusing and distressing. There are different types of amnesia, such as retrograde amnesia, where individuals lose memories from before a specific event, and anterograde amnesia, which affects the ability to form new memories. Treatment often involves therapy and support to help individuals cope with their memory loss and regain some of their lost skills.