Book excerpt: COVID-19 in Alzheimer’s Disease and Dementia crucially summarizes the current status of the coronavirus in patients suffering from these conditions, describing why they are a common cause of morbidity among those with COVID-19. The first section includes chapters that provide a general description of COVID-19, including SARS-CoV-2 structure, function, and biology, and its impact on the elderly with chronic conditions include hypertension, diabetes, obesity, kidney disease, respiratory illnesses, and infectious diseases. Also discussed are effects of the virus on the immune system. The second section shifts to the impact of COVID-19 on those with dementia or Alzheimer’s disease, with special emphasis on age, gender, ethnic background, and lifestyle. Bringing this focus on neurodegenerative disease in one comprehensive resource, this volume is an essential reference for neuroscientists, clinicians, biomedical scientists, and all others working or interested in the field. Discusses Alzheimer’s disease and dementia as morbidities for COVID-19 Describes SARS-CoV-2 structure, function, and biology Examines impact on elderly with chronic conditions including hypertension, diabetes, obesity, kidney disease, respiratory illnesses, and infectious diseases Covers the effect of race, gender, and sex as additional risk factors