For decades, there wasn’t much good news to report about efforts to battle Alzheimer’s disease, the neurodegenerative scourge that affects nearly 7 million people in the United States. But that changed rapidly in the past year with progress on three fronts: the U.S. Food and Drug Administration’s approval of two new drugs to slow progression … Continue reading New blood tests for Alzheimer’s may allow for earlier detection of the terrible disease. But how much will Alzheimer’s blood tests cost, and who should get them?