A 28-Year Old Male Patient Complaining of Sharp Chest Pain

A 28-year old male patient complaining of sharp chest pain radiating to the back and relieved by sitting up forward was diagnosed to suffer from pericarditis. What lifestyle modification should the nurse suggest to this patient?

A) Increase in physical activity, increased sodium and fluid intake
B) Increase in physical activity, decreased sodium and fluid intake
C) Increase in physical activity, eating small frequent meals
D) Reduction of physical activity, increased rest and relaxation