The test could conceivably help parents who are worried about gender-related diseases, but it could also allow people to wade into the morally murky waters of sex selection. The test analyzes fetal DNA found in a mother's blood, according to a report in the New York Times.
As most dementia is associated with Alzheimer's, dementia typically worsens with age. Unlike delirium, which is reversible, dementia is frequently caused by permanent damage to the brain's nerve cells. This damage can be caused by things like other illnesses, injuries, and even the genetic make-up of a person.
Dementia and Alzheimerâs disease arenât the same. Dementia is an overall term used to describe symptoms that impact memory, performance of daily activities, and communication abilities. Alzheimerâs disease is the most common type of dementia. Alzheimerâs disease gets worse with time and affects memory, language, and thought.