Peppermint essential oil gives a cooling sensation and has a calming effect on the body, which can relieve sore muscles when used topically. It also has antimicrobial properties so it can help freshen bad breath and soothe digestive issues.
Eucalyptus essential oil is highly effective for treating respiratory problems, such as asthma, bronchitis, COPD, pneumonia and even tuberculosis. Using eucalyptus for asthma is a proven treatment that dilates the blood vessels and allows more oxygen into the lungs.
 
Use in a nebulizer or topical application.