Because it starts at an earlier age, there are unique challenges to consider when caring for someone with early-onset dementia, such as Alzheimer's. Several months later, Orange's mother was diagnosed with Alzheimer's, a type of dementia that affects nearly 36 million people worldwide. That rate is expected to nearly double in the next 20 years, according to the World Health Organization. As a caregiver, you'll need to pay close attention to the person's family life, job situation, and financial and legal needs. Everyday Tasks You'll need to be there for your loved one when he isn't able to manage his own general health needs and daily activities. Before allowing your loved one to do something alone, check the surroundings and situations for anything that could cause injury or harm. Figure out which things cause the most frustration, and offer extra help with planning. Several months later, Orange's mother was diagnosed with Alzheimer's, a type of dementia that affects nearly 36 million people worldwide.