Chromosomes are long pieces of DNA found in the center (nucleus) of cells. DNA is the material that holds
Chromosomes come in pairs. Normally, each cell in the human body has 23 pairs of chromosomes (46 total chromosomes). Half come from the mother; the other half come from the father.
Two of the chromosomes (the X and the Y chromosome) determine if you are born a boy or a girl (your gender). They are called sex...Read more
It has only recently been recognized that older people with Down's syndrome (DS) are at greater risk of developing Alzheimer's disease. ... Read more »
Immunotherapy for Alzheimer's disease, commonly known as "the Alzheimer's Vaccine" has generated considerable excitement in both the... Read more »
Research continues to show that these family members spend more time on care and are more stressed than relatives of those with other illnesses. A... Read more »
How does the brain work? What happens to the brain of a person with Alzheimer's disease? Visit Inside the Brain: An Interactive Tour on the... Read more »
Alzheimer’s (AHLZ-high-merz) disease is a progressive brain disorder that gradually destroys a person’s memory and ability to learn, reason, make... Read more »