View All. A bubbly, high-energy foodie who started her broadcast career while serving in the Air Force, Sunny Anderson lives up to her first name. She's become a favorite host of several shows on the Food Network, and has done it all while living with ulcerative colitis, one form of inflammatory bowel disease (IBD). Sunny's Culinary Influences
The causes of late-onset Alzheimer's are not yet completely understood, but they likely include a combination of genetic, environmental, and lifestyle factors that affect a person's risk for developing the disease. Researchers have not found a specific gene that directly causes the late-onset form of the disease.
Severe stress in middle age can lead to Alzheimer's by damaging the brain, experts warn. 1  Canadian scientists believe neurons involved in chronic anxiety and fear 'extensively overlap' in areas also associated with Alzheimer's disease.  Stress in middle age could cause dementia by damaging the brain, new research suggests. Neurons involved in chronic anxiety and fear 'extensively overlap' in areas also associated with Alzheimer's disease, say scientists. Mid-life stress has been previously linked to a higher risk of Alzheimer's disease.