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.
Here's the major difference between Alzheimerâs Disease and dementia â when an individual is diagnosed with dementia, they are diagnosed based on their symptoms without actually knowing what's behind the symptoms. In Alzheimerâs disease, the exact cause of the symptoms is understood. In addition, Alzheimer's disease is not reversible, whereas some types of dementia, such as those caused by nutritional problems or a drug interaction, can be reversed.