look up the Epley Maneuver...i realized far too late that because of my allergies and sinus issues that i get alot of stuff stopping up my ears.
Then change your diet. drink lots and lots of water. not too much but just replace alot of pop with water. when you get old, things dry up.
Then walk when you feel well enough. do you check your blood pressure and pulse often? learn to take it correctly. they never do it right at the doctor's office
by the way...i am 65