Male-38. Just had sinus infection and ear infection several weeks ago. Now I am having what appears to be shortness of breath and chest feels differe?

Sinus and sob. Hello, it is common to have an allergic link to sinus and lung inflammatory disorders. It sounds like a visit to see your doctor is in order here.
? New problem. Shortness of breath in a 38 year old needs to looked at by a doctor. It may be as serious as a heart attack.