Life expectancy plummeted during the pandemic, with COVID-19 deaths, heart disease, and substance abuse playing major roles.

Researchers found that excessively activated neurons over time, rather than decreased neuronal activity, cause aging-related decline in brain function in nematodes.

A study found that B12 requirements may be too low for some people, putting them at risk for cognitive decline.

Meeting the minimum requirement for vitamin B12, needed to make DNA, red blood cells and nerve tissue, may not actually be ...