Just 3,000 steps a day linked to lower Alzheimer’s risk in older adults

November 9, 2025

A new study suggests that even low levels of physical activity could protect the brain from Alzheimer’s disease—but not in the way scientists expected.

Q&A: Medical negligence in Nigeria—what's known, and what needs to be done
Medical negligence in Nigeria came to the fore when author Chimamanda Ngozi Adichie accused a Lagos hospital of negligence after the death of one of her 21-month-old twin boys. Nkanu Nnamdi died on 6 January 2026 after a brief illness.
Q&A: Vicious cycle? How gum disease and rheumatoid arthritis feed off one another
It's well established that gum disease and rheumatoid arthritis (RA) are strongly linked. But what wasn't known, until a recent study, was that the two churn through a vicious cycle, feeding off each other and triggering damaging inflammation.
Memory training technique may help lower stress by shifting recall patterns
Our minds have a tendency to latch onto negative experiences more strongly than positive ones. While occasional negative thoughts are a common human experience, persistent ones can trap people in a self-reinforcing cycle, deepening feelings of anxiety and depression.
Exposure to wildfire smoke late in pregnancy may raise autism risk in children
Exposure to wildfire smoke during the final months of pregnancy may raise the risk that a child is later diagnosed with autism, according to a new study led by Tulane University researchers.
Physical therapy research highlights the toll of arthritis on the workforce, as well as the path forward
According to new research from the University of Delaware, nearly 40% of American adults ages 18 to 64 with arthritis—almost 10 million people—say the medical condition is limiting their ability to work.

Just 3,000 steps a day linked to lower Alzheimer’s risk in older adults

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