What is the Difference Between Similar But Different Things, Terms, and Objects

What is the Difference between Bronchitis, Allergic Rhinitis, Sinusitis and Sinus Infection

Breathing is very necessary for the survival of every human. There are many organs involved in the breathing of humans. Problems in one part create problems in breathing and one cannot live a normal life. Many diseases are also related to breathing, like Bronchitis, Allergic Rhinitis, Sinusitis and Sinus infection.