Hi, i am sorry to hear of the pain your daughter is experiencing. The main thing to do is to keep positive, any negative emotions (as difficult as it is) will have a detriemntal effect. Relaxation, as mentioned by others is important as is both partnersbeing checked out physically. HTere is a lady who seems to have some success in this area try ...

I had sinus problems for 3 years and finally went to an ENT (Ear nose and throat) doctor and an Allergist and got diagnosed with sinusitis. Sinusitis is present when you have green or yellow mucus, this will be the primary cause of your bad breath.  You will need to see a doctor to determine if you have sinusitis but as mentioned in few of ...