essential oil for respiratory congestion

As climate change is very tremendous and alarming people a re more prone to got sick. Sinusitis and respiratory congestion are common health problems that we experience today. The heat and dust that we absorb from our day to day activity and the unpredictable weather are some of the reason why we got sick. Here a simple recipe for chest and respiratory congestion
2 drops of lavender oil
2 drops of tea tree oil
2 drops of eucalyptus oil
Boil a pot of water.
Remove the boiling water from the stove
Add 2 drops of eucalyptus, 2 drops of lavender and 2 drops of tea tree oil.
Cover the bowl and on top put a piece of clean towel
Inhale the aroma of the steam
Keep your eyes close