Scientists are beginning to understand how long COVID symptoms affect the brain

Many symptoms of long COVID are related to the brain. Now scientists are beginning to understand why brain fog, fatigue, and pain can linger for years after a person was infected. ARI SHAPIRO, HOST: Months or even years after getting COVID-19, some people still have neurological symptoms like pain, fatigue and brain fog. MICHELLE WILSON: […]

What causes Alzheimer’s? Study puts leading theory to ‘ultimate test’

An idea that has propelled Alzheimer’s research for more than 30 years is approaching its day of reckoning. Scientists are launching a study designed to make or break the hypothesis that Alzheimer’s is caused by a sticky substance called beta-amyloid. The study will give an experimental anti-amyloid drug to people as young as 18 who […]