Everytime i burp i hear a whooshing sound in my right ear. also i have mild but constant headache. what can be the reason? and how do i treat this asap?

I wouldn't be concerned about the ear symptoms during burping which is the eustachian tube in the back of your nose clogging&unclogging. Ear wax is another possibility. An ENT specialist can examine & advise you if you still have concerns. Constant headache does warrant an evaluation by your physician or a neurologist,however. Constant dull headache is often caused by scalp or neck muscle tensio