Ginger has been proven to assist by opening the airways, helping those with asthma to breathe more easily. In fact, in a 2013 study, oral ginger supplements were linked to an improvement in overall asthma symptoms.
Research shows garlic can promote histamine breakdown and reduce histamine release in the body – a chemical which is involved in many allergic reactions.
Honey may be useful in easing inflammation in the bronchial tubes, as well as helping to break up any mucus that builds up. In addition, it may be used to soothe irritation in the throat as a result of coughing.
As caffeine is a bronchodilator, it helps reduce respiratory muscle fatigue. This is backed up by a 2010 study, which found that for people with asthma, coffee may be able to improve the functioning of the airways for up to four hours after consumption.
5. Lavender oil
Studies have found lavender essential oil can assist with swelling caused by allergies and asthma. Simply add a few drops to an oil burner, humidifier or diffuser and breathe deeply.
For more information on asthma and treatment options available, visit Asthma Australia.