STANFORD, Calif. — A simple blood test might soon reveal whether your brain functions like a 30-year-old’s or a 70-year-old’s — and whether you’re likely to live a long, healthy life or face an early ...

Dan Jones liked his job as a quality-control inspector and loved his hobby even more: playing in a local bagpipe band. Then he started making mistakes in the pieces he played. He found himself having ...

Brain aging occurs in distinctive phases. Its trajectory could be hidden in our blood—paving the way for early diagnosis and intervention. A new study published in Nature Aging analyzed brain imaging ...

That viral claim that your frontal lobe “isn’t fully developed until 25” turns out to be more myth than milestone. Early ...