A historian challenges a labor-history fable. Timothy Messer-Kruse doesnât remember her name, but the question she asked in his college classroom a dozen years ago changed his career â and now it may revolutionize everything historians thought they knew about a hallowed event in the imagination of the American Left.
Though the effects of the disease are similar, there are two main types. 1  Early-onset Alzheimer's. This type happens to people who are younger than age 65. 2  Late-onset Alzheimer's. This is the most common form of the disease, which happens to people age 65 and older.
Nearly everyone with Alzheimerâs disease has the same symptoms -- memory loss, confusion, trouble with once-familiar tasks, and making decisions. Though the effects of the disease are similar, there are three different types. 1  Early-onset Alzheimer's. 2  This type happens to people who are younger than age 65. Itâs rare -- less than 10% of all people with Alzheimer's have early-onset. 2  People with Down syndrome have a higher risk for it, since they tend to age faster. 3  Scientists have found a few ways in which early-onset Alzheimerâs is different from other types of the disease.