COVID-19 is a rapidly spreading airway disease that compromises the capacity of the lung to function properly. No matter how milder or severe the disease you’ve contracted your lungs would need time and help in healing post covid.
It causes the generation of thermal and non-thermal which aids in healing. It penetrates tissues to a different depth. The ease of passage is known as Impedance. The impedance is enhanced with the use of Coupling media i.e. Oils/ Creams/ Gels. Most commonly used medium is anti-inflammatory gel.