Overview

• Chronic constipation is associated with a 73% higher risk of subjective cognitive decline later in life.
• Infrequent bowel movements were linked to worse cognitive function equivalent to three extra years of aging.
• An unhealthy gut microbiome with more inflammatory bacteria appears connected to poor cognitive health.
• Proper diet, hydration, exercise, and stress management may promote bowel regularity and support brain function.
• Understanding links between the gut and brain could lead to new ways to prevent and treat dementia.