Y mouth has bad smelling from last 2 months .I found one type of layer on my times with bad smelling if I remove it, it appears again and again I don't have any type of mouth related problems. Before 2 months my mouth is a healthy mouth and not have any type of smell but it was suddenly affects and get bad smelling and warm air from it. I brush also twice a day but it can't have any cure. Doctor please talk to me what I should. Which type of toothpaste is good for me. And what can I do? Also tell me it is completely curable or not because due to this I have face many daily life problems.