<Li> Heliotherapy: Treatment that exploits the biological effects of the sun's radiation </Li> <Li> Thalassotherapy: Treatment that exploits bathing in Dead Sea water </Li> <P> Climatotherapy at the Dead Sea may be a therapy for psoriasis by sunbathing for long periods in the area due to its position below sea level and subsequent result that UV rays are partially blocked by the increased cloud cover over the Dead Sea . </P> <P> Rhinosinusitis patients receiving Dead Sea saline nasal irrigation exhibited improved symptom relief compared to standard hypertonic saline spray in one study . </P>

Dead sea is the lowest point on earth