Intranasal insulin may help reduce the incidence of postoperative delirium, cognitive dysfunction, and neuroinflammation in adults, a new meta-analysis suggests.

After surgery, some older adults don't simply recover—they unravel. Confusion, inattention, and agitation can set in, a condition known as postoperative delirium. For patients already living with ...

For patients with dementia, postoperative delirium can accelerate long-term cognitive decline. Vagus nerve stimulation could reduce brain inflammation and disruptions in awareness and attention.