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Poor sleep quality and Alzheimer’s biomarkers

Sleep is associated with many beneficial brain processes, including the strengthening of synaptic connections that correspond to memories and learnt material, and the clearance of potential neurotoxic proteins.   As we get older we have a general tendency to sleep less. Previous work in our lab has demonstrated an important link between self-reported poor sleep […]

Early life affects how we age – new PNAS paper

Older adults tend to vary considerably when it comes to performance on certain mental tasks; some older individuals perform very well while others perform quite poorly. However, we know that a person’s cognitive performance in later life tends to be somewhat similar across various mental tasks, such that high performance in one cognitive domain tends […]