How to take advantage of guava's properties to fight certain diseases.

Fighting asthma:
To combat asthma with guava, simply soak an onion overnight. The next morning, pour the soaking liquid into a blender along with the juice of one orange, one lemon, and one guava, and blend until smooth. Ideally, drink one glass of this beverage daily for a week. After that, reduce to three glasses per week.