I've had a low hum in my right ear since the end of December. Now all of a sudden, the sound is getting louder every time the fridge comes on (or the washing machine is running, etc.) Any ideas on what would make a sound suddenly, after 4 months, get louder in response to certain other sounds I'm hearing?
	
				
			 
										 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		