Alzheimer’s disease affects some 35 million people worldwide and is expected to affect 115 million by 2050, but the disease cannot be detected before it has already caused loss of memory and function. Even then, a long series of tests is required to accurately diagnose Alzheimer's disease, including costly brain imagining scans and even, sometimes, invasive cerebral spinal fluid tests to rule out other diseases. However, a new discovery by Tel Aviv University, Technion (Rambam Medical Center), and Harvard University researchers is taking the medical community on "a leap forward" in the process of effectively screening and diagnosing Alzheimer's disease,...