Weallhaveabiologicalclocktickingawayinsideusthatgovernsourdailyrhythms.Thisaffectsourhealthasmuchasourdietandwhetherweexercise.Sowhatcanwedotomanagethisinternalclockbetter? Tofindout,evolutionarybiologistEllaAl-ShamahilocksformercommandoAldoKaneinanabandonednuclearbunkerwithnowayoftellingthetime-fortendays.Monitoredaroundtheclockbyateamofscientists,hecarriesoutabarrageofteststouncoverexactlywhatmakesourbodyclocktick. Aboveground,Ellameetstwotime-starvedcouplestotestthelatestthinkingonhowwecanmanageourbodyclocksbetter.Intryingtoimprovetheirsleep,andtheirlives,sheuncoverspracticaladvicethatwecanalltakeonboard.Studiesonshiftworkersshowthatregularlydisruptingoursleepmakesusmoreatriskofdiabetes,heartdiseaseandevencancer.Sogettingtogripswithourbiologicalclockcouldn'tbemoreimportant.
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