Khabron ka punchnama: Coconut oil prevents dengue fever

According to one message shared on Facebook, here's how to prevent dengue fever with coconut oil. Coconut oil has antibiotic properties. Apply coconut oil on the limbs below the knees till your foot. A dengue mosquito cannot fly higher than the knees!However, doctors completely dismiss this theory and said best prevention is to cover yourself fully from head to toe.