Memory loss in young adults can be treated with certain medicines and surgeries, but it is very difficult to ascertain the exact treatment, as it differs in every case. I hope this information on the types, the symptoms, the causes, and the treatment, cleared all the questions you had regarding this illness. Sometimes, you can't avoid this happening to you, but sometimes, you can. If you see any of the symptoms mentioned above, consult your doctor as soon as possible. Take Care!