Night Heat and Sleep: Five Keys to Better Rest in Summer

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Sleeping well in summer can become a challenge when temperatures stay high during the night too. Heat makes it difficult to reconcile sleep, favors awakenings and can make rest less restorative. Dr. Carlos Egea, head of the Sleep Unit at Hospital QuirónSalud Vitoria, explains that sleep depends on two fundamental factors: darkness and the decrease in body temperature. “To start sleep we need two facts: the light-dark cycle, which favors the prod…