Yellowing of teeth is mainly due to deposition of plaque on teeth..Which can b easily removed through professional cleaning by dentist..Cold sensitivity has many reasons n cavities is one of dem..But hot sensitivity is becoz of only one reason ie deep cavity involving d nerves of teeth..Usually these king of teeth require root canal treatment n can b saved..
Next Steps
kindly visit ur dentist n get proper check up n x-ray done
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Please check with your Dentist whether you are having any Enamel deformative..i.e Amelogenesis imperfecta or any other Tooth related problems.. Generally if teeth are healthy than simple cleaning and polishing of teeth will be sufficient with any desensitizing tooth paste.
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Disclaimer : The content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding your medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this website.
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