Highly sensitive monitor can detect vitamin B6, glucose in sweat
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Updates every hour. Last Updated: 25-Dec-2025 00:11 ET (25-Dec-2025 05:11 GMT/UTC)
A McGill University-led clinical trial is the first in humans to show online brain training exercises can improve brain networks affecting learning and memory.
The study found 10 weeks’ use of the game-like app BrainHQ by older adults enhanced cholinergic function, a chemical system in the brain that typically declines with age and influences attention, memory and decision-making.