Health

Why pain seems worse at night

As the song from the musical "Les Miserables," based on the novel by Victor Hugo, says, "But the tigers come at night, with their voices soft as thunder." We've all been miserable at night, when we find ourselves tossing ...

Endocrinology & Metabolism

Mice without a functional internal clock have inflexible breathing

New research suggests that the molecular clock, derived from time-keeping genes in our cells, enables us to modify how we breathe over the day. Researchers from Marquette University in Wisconsin determined that mice without ...

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