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By Shannon Kasun, Neuroscience Specialist Olympians are the best of the best in their sports. Years—often decades—of rigorous training culminate in the opportunity to compete on the world stage, representing the pinnacle of human athletic performance. But their exceptional performance may extend beyond the playing field. Research suggests that Olympians also tend to live longer than the general population, raising an intriguing question: What can these elite athletes teach us about longevity?...

By Shannon Kasun, Neuroscience Specialist The brain requires a carefully controlled environment to function properly. One of the systems responsible for maintaining the neuronal microenvironment is the blood-brain barrier, a highly selective, semi-permeable barrier that separates circulating blood from brain tissue. (Ding et al., 2025) Rather than simply acting as a wall, the blood-brain barrier functions more like a sophisticated security system. Specialized endothelial cells lining blood...

By Shannon Kasun, Neuroscience Specialist Coffee is one of the world's most popular beverages, and for many people, it's an essential part of their morning routine. Its primary active ingredient, caffeine, is the world's most widely consumed psychoactive substance. By acting on the central nervous system, caffeine temporarily increases alertness and enhances several aspects of cognitive performance. While many people drink coffee simply to wake up, understanding how caffeine works helps...