The world's BEST sleep hacks? Woman who lives on an island near the North Pole in 24/7 DAYLIGHT reveals genius Scandinavian techniques she uses to ensure a perfect night of rest - even in glaring sunshine

Cecilia Blomdahl, 34, who's originally from Sweden, lives in Longyearbyen, on the Norwegian island of Svalbard which lies inside the Polar Circle with her boyfriend and dog.