Scientific laws are considered established and universally applicable (to certain class of things or phenomenon under appropriate conditions) but not necessarily definitive. Also called laws of science.
Afflictions of the respiratory system include irritation and infection of the ears, nose and throat. Respiratory problems also may involve congestion, which can be decreased by inhaling rosemary (especially the verbenone type), hyssop (use var. decumbens only), tea tree, eucalyptus, lavender or peppermint.
Now let us briefly analyze 4 of the best essential oils for sinus, migraine and common headaches. 1. Lavender Essential Oil . Lavender oil is, perhaps, the most versatile oil that has several precious medicinal properties for treating many common diseases.