My mom has Alzheimer's disease. She is confused and forgetful all the time. But I love her with all my heart and I will be with her for the rest of her life.
 confused forgetful mentally challenged mentally unstableconfused 是頭腦不清楚最貼切的字，forgetful 指健忘，mentally challenged 指弱智。
Before the storm everyone rided supermarkets for food and essential day-to-day supplies.