Psychology & Psychiatry

Anabolic androgenic steroids accelerate brain aging

Anabolic androgenic steroids (AAS), a synthetic version of the male sex hormone testosterone, are sometimes used as a medical treatment for hormone imbalance. But the vast majority of AAS is used to enhance athletic performance ...

Genetics

Reactivating aging stem cells in the brain

As people get older, their neural stem cells lose the ability to proliferate and produce new neurons, leading to a decline in memory function. Researchers at the University of Zurich have now discovered a mechanism linked ...

Alzheimer's disease & dementia

Keeping your brain sharp isn't about working more puzzles

Mental decline is one of the most feared aspects of growing older. People will do just about anything to prevent it, from swallowing supplements touted as memory boosters to spending hours solving Sudoku and crossword puzzles.

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