Sinus has symptoms like feeling pressure on forehead, sinus drainage, fatigue, poor sense to smell and taste, bad breath, sore throat, ear pain etc. You need to undergo detailed evaluation and
rule out deviated
, blocked sinus, presence of foreign body etc. You may have to undergo surgery (drainage and corrective procedure) if symptoms persists.
You need to get an ECG, plain chest radiograph and echocardiography to rule out the cardiac and respiratory causes.