Some Brains Develop Alzheimer's--Others Don't. A New Cell Map Could Explain Why.

Alzheimer's disease slowly takes over the mind. Long before symptoms occur, brain cells are gradually losing their function. Eventually they wither away, eroding brain networks that store memories. With time, this robs people of their recollections, reasoning, and identity. It's not the type of forgetfulness that happens during normal aging. In the twilight years, our […]