ANATOMY

Detailed explanation-1: -But in general, experts say that some 40 million to 50 million people are thought to be living with Alzheimer’s disease worldwide. Over 5 million of those are living in the United States, according to various estimates.

Detailed explanation-2: -Currently more than 55 million people live with dementia worldwide, and there are nearly 10 million new cases every year.

Detailed explanation-3: -About 1 in 9 people (10.7%) age 65 and older have Alzheimer’s disease. The percentage of people with Alzheimer’s dementia increases with age: 5.0% of people aged 65 to 74, 13.1% of people aged 75 to 84, and 33.2% of people aged 85 and older have Alzheimer’s dementia.

Detailed explanation-4: -An estimated 6.5 million Americans age 65 and older are living with Alzheimer’s dementia today. This number could grow to 13.8 million by 2060 barring the development of medical breakthroughs to prevent, slow or cure AD.

Detailed explanation-5: -We estimate that 46.8 million people worldwide are living with dementia in 2015. This number will almost double every 20 years, reaching 74.7 million in 2030 and 131.5 million in 2050.