Neuroscience

Study finds that aging neurons accumulate DNA damage

MIT neuroscientists have discovered that an enzyme called HDAC1 is critical for repairing age-related DNA damage to genes involved in memory and other cognitive functions. This enzyme is often diminished in both Alzheimer's ...

Neuroscience

Type 2 diabetes accelerates brain aging and cognitive decline

Scientists have demonstrated that normal brain aging is accelerated by approximately 26% in people with progressive type 2 diabetes compared to individuals without the disease, reports a study published today in eLife.

Alzheimer's disease & dementia

Actively speaking two languages protects against cognitive impairment

Languages are used to convey thoughts, identity, knowledge, and the way people see and understand the world. Mastering more than one language provides a gateway to other cultures, and according to a team of researchers led ...

Alzheimer's disease & dementia

Diet may help preserve cognitive function

According to a recent analysis of data from two major eye disease studies, adherence to the Mediterranean diet—high in vegetables, whole grains, fish, and olive oil—correlates with higher cognitive function. Dietary factors ...

Surgery

Anesthesia, surgery linked to decline in memory and thinking

In adults over 70, exposure to general anesthesia and surgery is associated with a subtle decline in memory and thinking skills, according to new Mayo Clinic research. The study analyzed nearly 2,000 participants in the Mayo ...

Sleep disorders

Sleep-disordered breathing linked to functional decline

(HealthDay)—For older women, sleep-disordered breathing (SDB) is associated with functional decline, according to a study published in the November issue of the Journal of the American Geriatrics Society.

page 5 from 32