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What determines how flexible you are?A person's flexibility is determined by many factors, including the structure of their joints, length of their muscle fibers and suppleness of their connective tissues.
exercise -
What is the science behind déjà vu?Déjà vu, the feeling of having experienced something before, is very common, but why does it happen?
neuroscience -
Rest and digest: The parasympathetic nervous systemThe parasympathetic nervous system is the housekeeping manager for the body.
health
